Finding the Fourth Proportional to 12,616.72, 18,908.98 and 5,594.72

Step by Step Solution

1. Step 1: Write the proportion equation
   12,616.72 : 18,908.98 = 5,594.72 : x
2. Step 2: Convert to fraction form
   12,616.72/18,908.98 = 5,594.72/x
3. Step 3: Cross multiply
   12,616.72x = 18,908.98 × 5,594.72
4. Step 4: Simplify right side
   12,616.72x = 105,790,448.59
5. Step 5: Solve for x
   x = 105,790,448.59/12,616.72
6. Step 6: Final answer
   x = 8,384.94