Finding the Fourth Proportional to 82,141.56, 123,230.86 and 25,985.08

Step by Step Solution

1. Step 1: Write the proportion equation
   82,141.56 : 123,230.86 = 25,985.08 : x
2. Step 2: Convert to fraction form
   82,141.56/123,230.86 = 25,985.08/x
3. Step 3: Cross multiply
   82,141.56x = 123,230.86 × 25,985.08
4. Step 4: Simplify right side
   82,141.56x = 3,202,163,755.57
5. Step 5: Solve for x
   x = 3,202,163,755.57/82,141.56
6. Step 6: Final answer
   x = 38,983.48