Finding the Fourth Proportional to 9,392.19, 12,960.32 and 5,614.61

Step by Step Solution

1. Step 1: Write the proportion equation
   9,392.19 : 12,960.32 = 5,614.61 : x
2. Step 2: Convert to fraction form
   9,392.19/12,960.32 = 5,614.61/x
3. Step 3: Cross multiply
   9,392.19x = 12,960.32 × 5,614.61
4. Step 4: Simplify right side
   9,392.19x = 72,767,049.40
5. Step 5: Solve for x
   x = 72,767,049.40/9,392.19
6. Step 6: Final answer
   x = 7,747.61