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Finding the Fourth Proportional to 887,430.70, 1,330,368.45 and 532,585.90

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Solution

The fourth proportional to 887,430.70, 1,330,368.45 and 532,585.90 is: 798,412.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,430.70 : 1,330,368.45 = 532,585.90 : x
  2. Step 2: Convert to fraction form
    887,430.70/1,330,368.45 = 532,585.90/x
  3. Step 3: Cross multiply
    887,430.70x = 1,330,368.45 × 532,585.90
  4. Step 4: Simplify right side
    887,430.70x = 708,535,478,274.86
  5. Step 5: Solve for x
    x = 708,535,478,274.86/887,430.70
  6. Step 6: Final answer
    x = 798,412.18

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