Finding the Fourth Proportional to 88,573,618.35, 123,716,087.55 and 88,573,618.35

Step by Step Solution

1. Step 1: Write the proportion equation
   88,573,618.35 : 123,716,087.55 = 88,573,618.35 : x
2. Step 2: Convert to fraction form
   88,573,618.35/123,716,087.55 = 88,573,618.35/x
3. Step 3: Cross multiply
   88,573,618.35x = 123,716,087.55 × 88,573,618.35
4. Step 4: Simplify right side
   88,573,618.35x = 10,957,981,522,408,886
5. Step 5: Solve for x
   x = 10,957,981,522,408,886/88,573,618.35
6. Step 6: Final answer
   x = 123,716,087.55