Finding the Fourth Proportional to 82,694.62, 123,943.51 and 57,598.80

Step by Step Solution

1. Step 1: Write the proportion equation
   82,694.62 : 123,943.51 = 57,598.80 : x
2. Step 2: Convert to fraction form
   82,694.62/123,943.51 = 57,598.80/x
3. Step 3: Cross multiply
   82,694.62x = 123,943.51 × 57,598.80
4. Step 4: Simplify right side
   82,694.62x = 7,138,997,443.79
5. Step 5: Solve for x
   x = 7,138,997,443.79/82,694.62
6. Step 6: Final answer
   x = 86,329.65