Finding the Fourth Proportional to 89,910,404.10, 134,865,606.15 and 89,910,404.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,910,404.10 : 134,865,606.15 = 89,910,404.10 : x
2. Step 2: Convert to fraction form
   89,910,404.10/134,865,606.15 = 89,910,404.10/x
3. Step 3: Cross multiply
   89,910,404.10x = 134,865,606.15 × 89,910,404.10
4. Step 4: Simplify right side
   89,910,404.10x = 12,125,821,148,137,944
5. Step 5: Solve for x
   x = 12,125,821,148,137,944/89,910,404.10
6. Step 6: Final answer
   x = 134,865,606.15