Finding the Fourth Proportional to 82,790.52, 123,584.71 and 76,622.84

Step by Step Solution

1. Step 1: Write the proportion equation
   82,790.52 : 123,584.71 = 76,622.84 : x
2. Step 2: Convert to fraction form
   82,790.52/123,584.71 = 76,622.84/x
3. Step 3: Cross multiply
   82,790.52x = 123,584.71 × 76,622.84
4. Step 4: Simplify right side
   82,790.52x = 9,469,411,460.78
5. Step 5: Solve for x
   x = 9,469,411,460.78/82,790.52
6. Step 6: Final answer
   x = 114,377.97