Finding the Fourth Proportional to 71,374.55, 107,040.50 and 21,441.29

Step by Step Solution

1. Step 1: Write the proportion equation
   71,374.55 : 107,040.50 = 21,441.29 : x
2. Step 2: Convert to fraction form
   71,374.55/107,040.50 = 21,441.29/x
3. Step 3: Cross multiply
   71,374.55x = 107,040.50 × 21,441.29
4. Step 4: Simplify right side
   71,374.55x = 2,295,086,295.04
5. Step 5: Solve for x
   x = 2,295,086,295.04/71,374.55
6. Step 6: Final answer
   x = 32,155.53