Finding the Fourth Proportional to 9,152.76, 13,737.78 and 4,225.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,152.76 : 13,737.78 = 4,225.80 : x
2. Step 2: Convert to fraction form
   9,152.76/13,737.78 = 4,225.80/x
3. Step 3: Cross multiply
   9,152.76x = 13,737.78 × 4,225.80
4. Step 4: Simplify right side
   9,152.76x = 58,053,110.72
5. Step 5: Solve for x
   x = 58,053,110.72/9,152.76
6. Step 6: Final answer
   x = 6,342.69