Finding the Third Proportional to 363,139,342 and 752,117,792

Step by Step Solution

1. Step 1: Write the proportion equation
   363,139,342 : 752,117,792 = 752,117,792 : x
2. Step 2: Convert to fraction form
   363,139,342/752,117,792 = 752,117,792/x
3. Step 3: Cross multiply
   363,139,342x = 752,117,792 × 752,117,792
4. Step 4: Simplify right side
   363,139,342x = 565,681,173,042,955,264
5. Step 5: Solve for x
   x = 565,681,173,042,955,264/363,139,342
6. Step 6: Final answer
   x = 1,557,752,376.62