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Finding the Fourth Proportional to 5,888.78, 8,835.53 and 2,191.22

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Solution

The fourth proportional to 5,888.78, 8,835.53 and 2,191.22 is: 3,287.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,888.78 : 8,835.53 = 2,191.22 : x
  2. Step 2: Convert to fraction form
    5,888.78/8,835.53 = 2,191.22/x
  3. Step 3: Cross multiply
    5,888.78x = 8,835.53 × 2,191.22
  4. Step 4: Simplify right side
    5,888.78x = 19,360,534.91
  5. Step 5: Solve for x
    x = 19,360,534.91/5,888.78
  6. Step 6: Final answer
    x = 3,287.70

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