Finding the Third Proportional to 337,971,538 and 724,448,540

Step by Step Solution

1. Step 1: Write the proportion equation
   337,971,538 : 724,448,540 = 724,448,540 : x
2. Step 2: Convert to fraction form
   337,971,538/724,448,540 = 724,448,540/x
3. Step 3: Cross multiply
   337,971,538x = 724,448,540 × 724,448,540
4. Step 4: Simplify right side
   337,971,538x = 524,825,687,108,131,584
5. Step 5: Solve for x
   x = 524,825,687,108,131,584/337,971,538
6. Step 6: Final answer
   x = 1,552,869,481.89