Finding the Fourth Proportional to 9,146.52, 12,628.34 and 5,744.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,146.52 : 12,628.34 = 5,744.97 : x
2. Step 2: Convert to fraction form
   9,146.52/12,628.34 = 5,744.97/x
3. Step 3: Cross multiply
   9,146.52x = 12,628.34 × 5,744.97
4. Step 4: Simplify right side
   9,146.52x = 72,549,434.45
5. Step 5: Solve for x
   x = 72,549,434.45/9,146.52
6. Step 6: Final answer
   x = 7,931.92