Finding the Fourth Proportional to 144,838.52, 199,874.13 and 79,426.43

Step by Step Solution

1. Step 1: Write the proportion equation
   144,838.52 : 199,874.13 = 79,426.43 : x
2. Step 2: Convert to fraction form
   144,838.52/199,874.13 = 79,426.43/x
3. Step 3: Cross multiply
   144,838.52x = 199,874.13 × 79,426.43
4. Step 4: Simplify right side
   144,838.52x = 15,875,287,595.89
5. Step 5: Solve for x
   x = 15,875,287,595.89/144,838.52
6. Step 6: Final answer
   x = 109,606.81