Finding the Fourth Proportional to 71,621.52, 98,851.94 and 41,405.38

Step by Step Solution

1. Step 1: Write the proportion equation
   71,621.52 : 98,851.94 = 41,405.38 : x
2. Step 2: Convert to fraction form
   71,621.52/98,851.94 = 41,405.38/x
3. Step 3: Cross multiply
   71,621.52x = 98,851.94 × 41,405.38
4. Step 4: Simplify right side
   71,621.52x = 4,093,002,073.46
5. Step 5: Solve for x
   x = 4,093,002,073.46/71,621.52
6. Step 6: Final answer
   x = 57,147.66