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Finding the Third Proportional to 978,702 and 1,512,561

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Solution

The third proportional to 978,702 and 1,512,561 is: 2,337,627.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,702 : 1,512,561 = 1,512,561 : x
  2. Step 2: Convert to fraction form
    978,702/1,512,561 = 1,512,561/x
  3. Step 3: Cross multiply
    978,702x = 1,512,561 × 1,512,561
  4. Step 4: Simplify right side
    978,702x = 2,287,840,778,721
  5. Step 5: Solve for x
    x = 2,287,840,778,721/978,702
  6. Step 6: Final answer
    x = 2,337,627.57

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