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Finding the Third Proportional to 297,070.75 and 641,497.75

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Solution

The third proportional to 297,070.75 and 641,497.75 is: 1,385,257.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,070.75 : 641,497.75 = 641,497.75 : x
  2. Step 2: Convert to fraction form
    297,070.75/641,497.75 = 641,497.75/x
  3. Step 3: Cross multiply
    297,070.75x = 641,497.75 × 641,497.75
  4. Step 4: Simplify right side
    297,070.75x = 411,519,363,255.06
  5. Step 5: Solve for x
    x = 411,519,363,255.06/297,070.75
  6. Step 6: Final answer
    x = 1,385,257.09

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