Finding the Fourth Proportional to 146,173.50, 201,719.97 and 79,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,173.50 : 201,719.97 = 79,105.50 : x
2. Step 2: Convert to fraction form
   146,173.50/201,719.97 = 79,105.50/x
3. Step 3: Cross multiply
   146,173.50x = 201,719.97 × 79,105.50
4. Step 4: Simplify right side
   146,173.50x = 15,957,159,086.84
5. Step 5: Solve for x
   x = 15,957,159,086.84/146,173.50
6. Step 6: Final answer
   x = 109,165.88