Finding the Fourth Proportional to 111,185.48, 153,436.02 and 60,198.23

Step by Step Solution

1. Step 1: Write the proportion equation
   111,185.48 : 153,436.02 = 60,198.23 : x
2. Step 2: Convert to fraction form
   111,185.48/153,436.02 = 60,198.23/x
3. Step 3: Cross multiply
   111,185.48x = 153,436.02 × 60,198.23
4. Step 4: Simplify right side
   111,185.48x = 9,236,576,055.06
5. Step 5: Solve for x
   x = 9,236,576,055.06/111,185.48
6. Step 6: Final answer
   x = 83,073.59