Finding the Fourth Proportional to 16,392.57, 24,588.85 and 7,617.23

Step by Step Solution

1. Step 1: Write the proportion equation
   16,392.57 : 24,588.85 = 7,617.23 : x
2. Step 2: Convert to fraction form
   16,392.57/24,588.85 = 7,617.23/x
3. Step 3: Cross multiply
   16,392.57x = 24,588.85 × 7,617.23
4. Step 4: Simplify right side
   16,392.57x = 187,298,925.89
5. Step 5: Solve for x
   x = 187,298,925.89/16,392.57
6. Step 6: Final answer
   x = 11,425.84