Finding the Fourth Proportional to 10,592.40, 14,584.28 and 8,995.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,592.40 : 14,584.28 = 8,995.72 : x
2. Step 2: Convert to fraction form
   10,592.40/14,584.28 = 8,995.72/x
3. Step 3: Cross multiply
   10,592.40x = 14,584.28 × 8,995.72
4. Step 4: Simplify right side
   10,592.40x = 131,196,099.28
5. Step 5: Solve for x
   x = 131,196,099.28/10,592.40
6. Step 6: Final answer
   x = 12,385.87