Finding the Third Proportional to 51,570,354 and 77,355,540

Step by Step Solution

1. Step 1: Write the proportion equation
   51,570,354 : 77,355,540 = 77,355,540 : x
2. Step 2: Convert to fraction form
   51,570,354/77,355,540 = 77,355,540/x
3. Step 3: Cross multiply
   51,570,354x = 77,355,540 × 77,355,540
4. Step 4: Simplify right side
   51,570,354x = 5,983,879,568,691,600
5. Step 5: Solve for x
   x = 5,983,879,568,691,600/51,570,354
6. Step 6: Final answer
   x = 116,033,323.50