Finding the Fourth Proportional to 16,020.30, 24,006.15 and 13,541.70

Step by Step Solution

1. Step 1: Write the proportion equation
   16,020.30 : 24,006.15 = 13,541.70 : x
2. Step 2: Convert to fraction form
   16,020.30/24,006.15 = 13,541.70/x
3. Step 3: Cross multiply
   16,020.30x = 24,006.15 × 13,541.70
4. Step 4: Simplify right side
   16,020.30x = 325,084,081.46
5. Step 5: Solve for x
   x = 325,084,081.46/16,020.30
6. Step 6: Final answer
   x = 20,292.01