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Finding the Fourth Proportional to 492,641.76, 679,845.06 and 266,287.44

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Solution

The fourth proportional to 492,641.76, 679,845.06 and 266,287.44 is: 367,476.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,641.76 : 679,845.06 = 266,287.44 : x
  2. Step 2: Convert to fraction form
    492,641.76/679,845.06 = 266,287.44/x
  3. Step 3: Cross multiply
    492,641.76x = 679,845.06 × 266,287.44
  4. Step 4: Simplify right side
    492,641.76x = 181,034,200,624.05
  5. Step 5: Solve for x
    x = 181,034,200,624.05/492,641.76
  6. Step 6: Final answer
    x = 367,476.36

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