Finding the Fourth Proportional to 8,616.72, 12,925.16 and 2,377.08

Step by Step Solution

1. Step 1: Write the proportion equation
   8,616.72 : 12,925.16 = 2,377.08 : x
2. Step 2: Convert to fraction form
   8,616.72/12,925.16 = 2,377.08/x
3. Step 3: Cross multiply
   8,616.72x = 12,925.16 × 2,377.08
4. Step 4: Simplify right side
   8,616.72x = 30,724,127.45
5. Step 5: Solve for x
   x = 30,724,127.45/8,616.72
6. Step 6: Final answer
   x = 3,565.64