Finding the Third Proportional to 31,195,469 and 67,323,375

Step by Step Solution

1. Step 1: Write the proportion equation
   31,195,469 : 67,323,375 = 67,323,375 : x
2. Step 2: Convert to fraction form
   31,195,469/67,323,375 = 67,323,375/x
3. Step 3: Cross multiply
   31,195,469x = 67,323,375 × 67,323,375
4. Step 4: Simplify right side
   31,195,469x = 4,532,436,821,390,625
5. Step 5: Solve for x
   x = 4,532,436,821,390,625/31,195,469
6. Step 6: Final answer
   x = 145,291,510.81