Finding the Fourth Proportional to 87,974,604.10, 131,961,906.15 and 76,637,196.10

Step by Step Solution

1. Step 1: Write the proportion equation
   87,974,604.10 : 131,961,906.15 = 76,637,196.10 : x
2. Step 2: Convert to fraction form
   87,974,604.10/131,961,906.15 = 76,637,196.10/x
3. Step 3: Cross multiply
   87,974,604.10x = 131,961,906.15 × 76,637,196.10
4. Step 4: Simplify right side
   87,974,604.10x = 10,113,190,479,347,346
5. Step 5: Solve for x
   x = 10,113,190,479,347,346/87,974,604.10
6. Step 6: Final answer
   x = 114,955,794.15