Finding the Fourth Proportional to 9,517.24, 14,276.27 and 2,943.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,517.24 : 14,276.27 = 2,943.55 : x
2. Step 2: Convert to fraction form
   9,517.24/14,276.27 = 2,943.55/x
3. Step 3: Cross multiply
   9,517.24x = 14,276.27 × 2,943.55
4. Step 4: Simplify right side
   9,517.24x = 42,022,864.15
5. Step 5: Solve for x
   x = 42,022,864.15/9,517.24
6. Step 6: Final answer
   x = 4,415.45