Finding the Fourth Proportional to 5,301.52, 7,315.72 and 2,943.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,301.52 : 7,315.72 = 2,943.61 : x
2. Step 2: Convert to fraction form
   5,301.52/7,315.72 = 2,943.61/x
3. Step 3: Cross multiply
   5,301.52x = 7,315.72 × 2,943.61
4. Step 4: Simplify right side
   5,301.52x = 21,534,626.55
5. Step 5: Solve for x
   x = 21,534,626.55/5,301.52
6. Step 6: Final answer
   x = 4,061.97