Finding the Third Proportional to 59,160,708 and 129,209,048

Step by Step Solution

1. Step 1: Write the proportion equation
   59,160,708 : 129,209,048 = 129,209,048 : x
2. Step 2: Convert to fraction form
   59,160,708/129,209,048 = 129,209,048/x
3. Step 3: Cross multiply
   59,160,708x = 129,209,048 × 129,209,048
4. Step 4: Simplify right side
   59,160,708x = 16,694,978,085,066,304
5. Step 5: Solve for x
   x = 16,694,978,085,066,304/59,160,708
6. Step 6: Final answer
   x = 282,197,063.72