Finding the Fourth Proportional to 71,054.43, 98,055.90 and 39,223.37

Step by Step Solution

1. Step 1: Write the proportion equation
   71,054.43 : 98,055.90 = 39,223.37 : x
2. Step 2: Convert to fraction form
   71,054.43/98,055.90 = 39,223.37/x
3. Step 3: Cross multiply
   71,054.43x = 98,055.90 × 39,223.37
4. Step 4: Simplify right side
   71,054.43x = 3,846,082,356.10
5. Step 5: Solve for x
   x = 3,846,082,356.10/71,054.43
6. Step 6: Final answer
   x = 54,128.68