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Finding the Fourth Proportional to 586,401.40, 879,602.10 and 533,913.40

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Solution

The fourth proportional to 586,401.40, 879,602.10 and 533,913.40 is: 800,870.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,401.40 : 879,602.10 = 533,913.40 : x
  2. Step 2: Convert to fraction form
    586,401.40/879,602.10 = 533,913.40/x
  3. Step 3: Cross multiply
    586,401.40x = 879,602.10 × 533,913.40
  4. Step 4: Simplify right side
    586,401.40x = 469,631,347,858.14
  5. Step 5: Solve for x
    x = 469,631,347,858.14/586,401.40
  6. Step 6: Final answer
    x = 800,870.10

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