Finding the Fourth Proportional to 82,665.18, 114,079.13 and 61,931.94

Step by Step Solution

1. Step 1: Write the proportion equation
   82,665.18 : 114,079.13 = 61,931.94 : x
2. Step 2: Convert to fraction form
   82,665.18/114,079.13 = 61,931.94/x
3. Step 3: Cross multiply
   82,665.18x = 114,079.13 × 61,931.94
4. Step 4: Simplify right side
   82,665.18x = 7,065,141,834.41
5. Step 5: Solve for x
   x = 7,065,141,834.41/82,665.18
6. Step 6: Final answer
   x = 85,466.96