Finding the Fourth Proportional to 111,127.46, 153,355.62 and 60,140

Step by Step Solution

1. Step 1: Write the proportion equation
   111,127.46 : 153,355.62 = 60,140 : x
2. Step 2: Convert to fraction form
   111,127.46/153,355.62 = 60,140/x
3. Step 3: Cross multiply
   111,127.46x = 153,355.62 × 60,140
4. Step 4: Simplify right side
   111,127.46x = 9,222,806,986.80
5. Step 5: Solve for x
   x = 9,222,806,986.80/111,127.46
6. Step 6: Final answer
   x = 82,993.05