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Finding the Third Proportional to 366,978 and 548,761

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Solution

The third proportional to 366,978 and 548,761 is: 820,590.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,978 : 548,761 = 548,761 : x
  2. Step 2: Convert to fraction form
    366,978/548,761 = 548,761/x
  3. Step 3: Cross multiply
    366,978x = 548,761 × 548,761
  4. Step 4: Simplify right side
    366,978x = 301,138,635,121
  5. Step 5: Solve for x
    x = 301,138,635,121/366,978
  6. Step 6: Final answer
    x = 820,590.43

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