Finding the Fourth Proportional to 82,685.79, 123,983.10 and 25,744.26

Step by Step Solution

1. Step 1: Write the proportion equation
   82,685.79 : 123,983.10 = 25,744.26 : x
2. Step 2: Convert to fraction form
   82,685.79/123,983.10 = 25,744.26/x
3. Step 3: Cross multiply
   82,685.79x = 123,983.10 × 25,744.26
4. Step 4: Simplify right side
   82,685.79x = 3,191,853,162.01
5. Step 5: Solve for x
   x = 3,191,853,162.01/82,685.79
6. Step 6: Final answer
   x = 38,602.20