Finding the Third Proportional to 31,525,540 and 67,914,308

Step by Step Solution

1. Step 1: Write the proportion equation
   31,525,540 : 67,914,308 = 67,914,308 : x
2. Step 2: Convert to fraction form
   31,525,540/67,914,308 = 67,914,308/x
3. Step 3: Cross multiply
   31,525,540x = 67,914,308 × 67,914,308
4. Step 4: Simplify right side
   31,525,540x = 4,612,353,231,118,864
5. Step 5: Solve for x
   x = 4,612,353,231,118,864/31,525,540
6. Step 6: Final answer
   x = 146,305,288.70