Finding the Fourth Proportional to 72,929.43, 109,328.49 and 26,171.37

Step by Step Solution

1. Step 1: Write the proportion equation
   72,929.43 : 109,328.49 = 26,171.37 : x
2. Step 2: Convert to fraction form
   72,929.43/109,328.49 = 26,171.37/x
3. Step 3: Cross multiply
   72,929.43x = 109,328.49 × 26,171.37
4. Step 4: Simplify right side
   72,929.43x = 2,861,276,363.33
5. Step 5: Solve for x
   x = 2,861,276,363.33/72,929.43
6. Step 6: Final answer
   x = 39,233.49