Finding the Fourth Proportional to 16,524.72, 24,787.92 and 5,430.48

Step by Step Solution

1. Step 1: Write the proportion equation
   16,524.72 : 24,787.92 = 5,430.48 : x
2. Step 2: Convert to fraction form
   16,524.72/24,787.92 = 5,430.48/x
3. Step 3: Cross multiply
   16,524.72x = 24,787.92 × 5,430.48
4. Step 4: Simplify right side
   16,524.72x = 134,610,303.80
5. Step 5: Solve for x
   x = 134,610,303.80/16,524.72
6. Step 6: Final answer
   x = 8,146.00