Finding the Fourth Proportional to 88,573,617.10, 123,716,085.80 and 88,573,617.10

Step by Step Solution

1. Step 1: Write the proportion equation
   88,573,617.10 : 123,716,085.80 = 88,573,617.10 : x
2. Step 2: Convert to fraction form
   88,573,617.10/123,716,085.80 = 88,573,617.10/x
3. Step 3: Cross multiply
   88,573,617.10x = 123,716,085.80 × 88,573,617.10
4. Step 4: Simplify right side
   88,573,617.10x = 10,957,981,212,759,946
5. Step 5: Solve for x
   x = 10,957,981,212,759,946/88,573,617.10
6. Step 6: Final answer
   x = 123,716,085.80