Finding the Fourth Proportional to 16,128.72, 24,193.26 and 4,884.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,128.72 : 24,193.26 = 4,884.15 : x
2. Step 2: Convert to fraction form
   16,128.72/24,193.26 = 4,884.15/x
3. Step 3: Cross multiply
   16,128.72x = 24,193.26 × 4,884.15
4. Step 4: Simplify right side
   16,128.72x = 118,163,510.83
5. Step 5: Solve for x
   x = 118,163,510.83/16,128.72
6. Step 6: Final answer
   x = 7,326.28