Finding the Fourth Proportional to 8,895.69, 12,275.57 and 4,916.57

Step by Step Solution

1. Step 1: Write the proportion equation
   8,895.69 : 12,275.57 = 4,916.57 : x
2. Step 2: Convert to fraction form
   8,895.69/12,275.57 = 4,916.57/x
3. Step 3: Cross multiply
   8,895.69x = 12,275.57 × 4,916.57
4. Step 4: Simplify right side
   8,895.69x = 60,353,637.82
5. Step 5: Solve for x
   x = 60,353,637.82/8,895.69
6. Step 6: Final answer
   x = 6,784.59