Finding the Fourth Proportional to 3,711.72, 5,562.72 and 1,517.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,711.72 : 5,562.72 = 1,517.96 : x
2. Step 2: Convert to fraction form
   3,711.72/5,562.72 = 1,517.96/x
3. Step 3: Cross multiply
   3,711.72x = 5,562.72 × 1,517.96
4. Step 4: Simplify right side
   3,711.72x = 8,443,986.45
5. Step 5: Solve for x
   x = 8,443,986.45/3,711.72
6. Step 6: Final answer
   x = 2,274.95