Finding the Fourth Proportional to 146,128.50, 201,657.33 and 79,060.50

Step by Step Solution

1. Step 1: Write the proportion equation
   146,128.50 : 201,657.33 = 79,060.50 : x
2. Step 2: Convert to fraction form
   146,128.50/201,657.33 = 79,060.50/x
3. Step 3: Cross multiply
   146,128.50x = 201,657.33 × 79,060.50
4. Step 4: Simplify right side
   146,128.50x = 15,943,129,338.47
5. Step 5: Solve for x
   x = 15,943,129,338.47/146,128.50
6. Step 6: Final answer
   x = 109,103.49