Finding the Fourth Proportional to 72,799.27, 109,225.17 and 25,421.34

Step by Step Solution

1. Step 1: Write the proportion equation
   72,799.27 : 109,225.17 = 25,421.34 : x
2. Step 2: Convert to fraction form
   72,799.27/109,225.17 = 25,421.34/x
3. Step 3: Cross multiply
   72,799.27x = 109,225.17 × 25,421.34
4. Step 4: Simplify right side
   72,799.27x = 2,776,650,183.13
5. Step 5: Solve for x
   x = 2,776,650,183.13/72,799.27
6. Step 6: Final answer
   x = 38,141.18