Finding the Third Proportional to 31,839,651 and 68,220,076.50

Step by Step Solution

1. Step 1: Write the proportion equation
   31,839,651 : 68,220,076.50 = 68,220,076.50 : x
2. Step 2: Convert to fraction form
   31,839,651/68,220,076.50 = 68,220,076.50/x
3. Step 3: Cross multiply
   31,839,651x = 68,220,076.50 × 68,220,076.50
4. Step 4: Simplify right side
   31,839,651x = 4,653,978,837,665,852
5. Step 5: Solve for x
   x = 4,653,978,837,665,852/31,839,651
6. Step 6: Final answer
   x = 146,169,279.23