Finding the Fourth Proportional to 71,319.72, 98,420.22 and 41,105.10

Step by Step Solution

1. Step 1: Write the proportion equation
   71,319.72 : 98,420.22 = 41,105.10 : x
2. Step 2: Convert to fraction form
   71,319.72/98,420.22 = 41,105.10/x
3. Step 3: Cross multiply
   71,319.72x = 98,420.22 × 41,105.10
4. Step 4: Simplify right side
   71,319.72x = 4,045,572,985.12
5. Step 5: Solve for x
   x = 4,045,572,985.12/71,319.72
6. Step 6: Final answer
   x = 56,724.47