Finding the Third Proportional to 31,266,064 and 67,914,464

Step by Step Solution

1. Step 1: Write the proportion equation
   31,266,064 : 67,914,464 = 67,914,464 : x
2. Step 2: Convert to fraction form
   31,266,064/67,914,464 = 67,914,464/x
3. Step 3: Cross multiply
   31,266,064x = 67,914,464 × 67,914,464
4. Step 4: Simplify right side
   31,266,064x = 4,612,374,420,407,296
5. Step 5: Solve for x
   x = 4,612,374,420,407,296/31,266,064
6. Step 6: Final answer
   x = 147,520,149.02