Finding the Fourth Proportional to 146,173.42, 201,719.28 and 79,105.42

Step by Step Solution

1. Step 1: Write the proportion equation
   146,173.42 : 201,719.28 = 79,105.42 : x
2. Step 2: Convert to fraction form
   146,173.42/201,719.28 = 79,105.42/x
3. Step 3: Cross multiply
   146,173.42x = 201,719.28 × 79,105.42
4. Step 4: Simplify right side
   146,173.42x = 15,957,088,366.50
5. Step 5: Solve for x
   x = 15,957,088,366.50/146,173.42
6. Step 6: Final answer
   x = 109,165.46