Finding the Fourth Proportional to 82,051.12, 123,105.32 and 25,899.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,051.12 : 123,105.32 = 25,899.92 : x
2. Step 2: Convert to fraction form
   82,051.12/123,105.32 = 25,899.92/x
3. Step 3: Cross multiply
   82,051.12x = 123,105.32 × 25,899.92
4. Step 4: Simplify right side
   82,051.12x = 3,188,417,939.57
5. Step 5: Solve for x
   x = 3,188,417,939.57/82,051.12
6. Step 6: Final answer
   x = 38,858.92