Finding the Fourth Proportional to 71,647.74, 98,875.89 and 41,430.15

Step by Step Solution

1. Step 1: Write the proportion equation
   71,647.74 : 98,875.89 = 41,430.15 : x
2. Step 2: Convert to fraction form
   71,647.74/98,875.89 = 41,430.15/x
3. Step 3: Cross multiply
   71,647.74x = 98,875.89 × 41,430.15
4. Step 4: Simplify right side
   71,647.74x = 4,096,442,954.08
5. Step 5: Solve for x
   x = 4,096,442,954.08/71,647.74
6. Step 6: Final answer
   x = 57,174.77