Finding the Third Proportional to 3,929,792,182.50 and 8,522,640,078

Step by Step Solution

1. Step 1: Write the proportion equation
   3,929,792,182.50 : 8,522,640,078 = 8,522,640,078 : x
2. Step 2: Convert to fraction form
   3,929,792,182.50/8,522,640,078 = 8,522,640,078/x
3. Step 3: Cross multiply
   3,929,792,182.50x = 8,522,640,078 × 8,522,640,078
4. Step 4: Simplify right side
   3,929,792,182.50x = 72,635,393,899,131,846,656
5. Step 5: Solve for x
   x = 72,635,393,899,131,846,656/3,929,792,182.50
6. Step 6: Final answer
   x = 18,483,265,914.82