Finding the Fourth Proportional to 16,247.18, 24,363.48 and 7,477.31

Step by Step Solution

1. Step 1: Write the proportion equation
   16,247.18 : 24,363.48 = 7,477.31 : x
2. Step 2: Convert to fraction form
   16,247.18/24,363.48 = 7,477.31/x
3. Step 3: Cross multiply
   16,247.18x = 24,363.48 × 7,477.31
4. Step 4: Simplify right side
   16,247.18x = 182,173,381.59
5. Step 5: Solve for x
   x = 182,173,381.59/16,247.18
6. Step 6: Final answer
   x = 11,212.61