Finding the Fourth Proportional to 71,152.34, 98,185.38 and 39,320.96

Step by Step Solution

1. Step 1: Write the proportion equation
   71,152.34 : 98,185.38 = 39,320.96 : x
2. Step 2: Convert to fraction form
   71,152.34/98,185.38 = 39,320.96/x
3. Step 3: Cross multiply
   71,152.34x = 98,185.38 × 39,320.96
4. Step 4: Simplify right side
   71,152.34x = 3,860,743,399.56
5. Step 5: Solve for x
   x = 3,860,743,399.56/71,152.34
6. Step 6: Final answer
   x = 54,260.24