Finding the Fourth Proportional to 82,142.37, 123,228.72 and 25,996.59

Step by Step Solution

1. Step 1: Write the proportion equation
   82,142.37 : 123,228.72 = 25,996.59 : x
2. Step 2: Convert to fraction form
   82,142.37/123,228.72 = 25,996.59/x
3. Step 3: Cross multiply
   82,142.37x = 123,228.72 × 25,996.59
4. Step 4: Simplify right side
   82,142.37x = 3,203,526,510.06
5. Step 5: Solve for x
   x = 3,203,526,510.06/82,142.37
6. Step 6: Final answer
   x = 38,999.68