Finding the Fourth Proportional to 9,391.52, 14,088.90 and 3,152.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,391.52 : 14,088.90 = 3,152.15 : x
2. Step 2: Convert to fraction form
   9,391.52/14,088.90 = 3,152.15/x
3. Step 3: Cross multiply
   9,391.52x = 14,088.90 × 3,152.15
4. Step 4: Simplify right side
   9,391.52x = 44,410,320.34
5. Step 5: Solve for x
   x = 44,410,320.34/9,391.52
6. Step 6: Final answer
   x = 4,728.77