Finding the Fourth Proportional to 8,895.60, 12,275.96 and 4,916.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,895.60 : 12,275.96 = 4,916.72 : x
2. Step 2: Convert to fraction form
   8,895.60/12,275.96 = 4,916.72/x
3. Step 3: Cross multiply
   8,895.60x = 12,275.96 × 4,916.72
4. Step 4: Simplify right side
   8,895.60x = 60,357,458.05
5. Step 5: Solve for x
   x = 60,357,458.05/8,895.60
6. Step 6: Final answer
   x = 6,785.09