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Finding the Third Proportional to 699,387.75 and 827,124.75

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Solution

The third proportional to 699,387.75 and 827,124.75 is: 978,191.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,387.75 : 827,124.75 = 827,124.75 : x
  2. Step 2: Convert to fraction form
    699,387.75/827,124.75 = 827,124.75/x
  3. Step 3: Cross multiply
    699,387.75x = 827,124.75 × 827,124.75
  4. Step 4: Simplify right side
    699,387.75x = 684,135,352,062.56
  5. Step 5: Solve for x
    x = 684,135,352,062.56/699,387.75
  6. Step 6: Final answer
    x = 978,191.79

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