Finding the Fourth Proportional to 82,510.92, 113,661 and 70,371.72

Step by Step Solution

1. Step 1: Write the proportion equation
   82,510.92 : 113,661 = 70,371.72 : x
2. Step 2: Convert to fraction form
   82,510.92/113,661 = 70,371.72/x
3. Step 3: Cross multiply
   82,510.92x = 113,661 × 70,371.72
4. Step 4: Simplify right side
   82,510.92x = 7,998,520,066.92
5. Step 5: Solve for x
   x = 7,998,520,066.92/82,510.92
6. Step 6: Final answer
   x = 96,938.93