Finding the Third Proportional to 31,749,952 and 67,315,019

Step by Step Solution

1. Step 1: Write the proportion equation
   31,749,952 : 67,315,019 = 67,315,019 : x
2. Step 2: Convert to fraction form
   31,749,952/67,315,019 = 67,315,019/x
3. Step 3: Cross multiply
   31,749,952x = 67,315,019 × 67,315,019
4. Step 4: Simplify right side
   31,749,952x = 4,531,311,782,970,361
5. Step 5: Solve for x
   x = 4,531,311,782,970,361/31,749,952
6. Step 6: Final answer
   x = 142,718,697.12