Finding the Third Proportional to 51,383,862 and 69,987,966

Step by Step Solution

1. Step 1: Write the proportion equation
   51,383,862 : 69,987,966 = 69,987,966 : x
2. Step 2: Convert to fraction form
   51,383,862/69,987,966 = 69,987,966/x
3. Step 3: Cross multiply
   51,383,862x = 69,987,966 × 69,987,966
4. Step 4: Simplify right side
   51,383,862x = 4,898,315,384,817,156
5. Step 5: Solve for x
   x = 4,898,315,384,817,156/51,383,862
6. Step 6: Final answer
   x = 95,327,894.68