Finding the Fourth Proportional to 72,440.37, 108,686.25 and 32,456.19

Step by Step Solution

1. Step 1: Write the proportion equation
   72,440.37 : 108,686.25 = 32,456.19 : x
2. Step 2: Convert to fraction form
   72,440.37/108,686.25 = 32,456.19/x
3. Step 3: Cross multiply
   72,440.37x = 108,686.25 × 32,456.19
4. Step 4: Simplify right side
   72,440.37x = 3,527,541,580.39
5. Step 5: Solve for x
   x = 3,527,541,580.39/72,440.37
6. Step 6: Final answer
   x = 48,695.80