Finding the Fourth Proportional to 144,037.47, 198,771.71 and 79,506.72

Step by Step Solution

1. Step 1: Write the proportion equation
   144,037.47 : 198,771.71 = 79,506.72 : x
2. Step 2: Convert to fraction form
   144,037.47/198,771.71 = 79,506.72/x
3. Step 3: Cross multiply
   144,037.47x = 198,771.71 × 79,506.72
4. Step 4: Simplify right side
   144,037.47x = 15,803,686,666.04
5. Step 5: Solve for x
   x = 15,803,686,666.04/144,037.47
6. Step 6: Final answer
   x = 109,719.28