Finding the Fourth Proportional to 82,040.48, 123,063.36 and 25,881.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,040.48 : 123,063.36 = 25,881.12 : x
2. Step 2: Convert to fraction form
   82,040.48/123,063.36 = 25,881.12/x
3. Step 3: Cross multiply
   82,040.48x = 123,063.36 × 25,881.12
4. Step 4: Simplify right side
   82,040.48x = 3,185,017,587.76
5. Step 5: Solve for x
   x = 3,185,017,587.76/82,040.48
6. Step 6: Final answer
   x = 38,822.51