Finding the Fourth Proportional to 82,001.88, 123,019.20 and 29,415.42

Step by Step Solution

1. Step 1: Write the proportion equation
   82,001.88 : 123,019.20 = 29,415.42 : x
2. Step 2: Convert to fraction form
   82,001.88/123,019.20 = 29,415.42/x
3. Step 3: Cross multiply
   82,001.88x = 123,019.20 × 29,415.42
4. Step 4: Simplify right side
   82,001.88x = 3,618,661,436.06
5. Step 5: Solve for x
   x = 3,618,661,436.06/82,001.88
6. Step 6: Final answer
   x = 44,129.01