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Finding the Third Proportional to 4,486,978 and 9,785,812

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Solution

The third proportional to 4,486,978 and 9,785,812 is: 21,342,230.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486,978 : 9,785,812 = 9,785,812 : x
  2. Step 2: Convert to fraction form
    4,486,978/9,785,812 = 9,785,812/x
  3. Step 3: Cross multiply
    4,486,978x = 9,785,812 × 9,785,812
  4. Step 4: Simplify right side
    4,486,978x = 95,762,116,499,344
  5. Step 5: Solve for x
    x = 95,762,116,499,344/4,486,978
  6. Step 6: Final answer
    x = 21,342,230.00

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