Finding the Fourth Proportional to 23,162.04, 31,957.20 and 14,780.16

Step by Step Solution

1. Step 1: Write the proportion equation
   23,162.04 : 31,957.20 = 14,780.16 : x
2. Step 2: Convert to fraction form
   23,162.04/31,957.20 = 14,780.16/x
3. Step 3: Cross multiply
   23,162.04x = 31,957.20 × 14,780.16
4. Step 4: Simplify right side
   23,162.04x = 472,332,529.15
5. Step 5: Solve for x
   x = 472,332,529.15/23,162.04
6. Step 6: Final answer
   x = 20,392.53