Finding the Fourth Proportional to 72,001.91, 107,990.42 and 32,549.85

Step by Step Solution

1. Step 1: Write the proportion equation
   72,001.91 : 107,990.42 = 32,549.85 : x
2. Step 2: Convert to fraction form
   72,001.91/107,990.42 = 32,549.85/x
3. Step 3: Cross multiply
   72,001.91x = 107,990.42 × 32,549.85
4. Step 4: Simplify right side
   72,001.91x = 3,515,071,809.69
5. Step 5: Solve for x
   x = 3,515,071,809.69/72,001.91
6. Step 6: Final answer
   x = 48,819.15