Finding the Fourth Proportional to 88,590,070.10, 132,885,105.15 and 88,590,070.10

Step by Step Solution

1. Step 1: Write the proportion equation
   88,590,070.10 : 132,885,105.15 = 88,590,070.10 : x
2. Step 2: Convert to fraction form
   88,590,070.10/132,885,105.15 = 88,590,070.10/x
3. Step 3: Cross multiply
   88,590,070.10x = 132,885,105.15 × 88,590,070.10
4. Step 4: Simplify right side
   88,590,070.10x = 11,772,300,780,484,370
5. Step 5: Solve for x
   x = 11,772,300,780,484,370/88,590,070.10
6. Step 6: Final answer
   x = 132,885,105.15