Finding the Fourth Proportional to 146,129.50, 201,658.71 and 79,061.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,129.50 : 201,658.71 = 79,061.50 : x
2. Step 2: Convert to fraction form
   146,129.50/201,658.71 = 79,061.50/x
3. Step 3: Cross multiply
   146,129.50x = 201,658.71 × 79,061.50
4. Step 4: Simplify right side
   146,129.50x = 15,943,440,100.67
5. Step 5: Solve for x
   x = 15,943,440,100.67/146,129.50
6. Step 6: Final answer
   x = 109,104.87