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Finding the Fourth Proportional to 702,387.31, 969,190.21 and 426,601.66

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Solution

The fourth proportional to 702,387.31, 969,190.21 and 426,601.66 is: 588,646.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,387.31 : 969,190.21 = 426,601.66 : x
  2. Step 2: Convert to fraction form
    702,387.31/969,190.21 = 426,601.66/x
  3. Step 3: Cross multiply
    702,387.31x = 969,190.21 × 426,601.66
  4. Step 4: Simplify right side
    702,387.31x = 413,458,152,441.75
  5. Step 5: Solve for x
    x = 413,458,152,441.75/702,387.31
  6. Step 6: Final answer
    x = 588,646.96

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