Finding the Fourth Proportional to 146,629.50, 202,348.71 and 79,561.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,629.50 : 202,348.71 = 79,561.50 : x
2. Step 2: Convert to fraction form
   146,629.50/202,348.71 = 79,561.50/x
3. Step 3: Cross multiply
   146,629.50x = 202,348.71 × 79,561.50
4. Step 4: Simplify right side
   146,629.50x = 16,099,166,890.67
5. Step 5: Solve for x
   x = 16,099,166,890.67/146,629.50
6. Step 6: Final answer
   x = 109,794.87