Finding the Fourth Proportional to 111,606.24, 154,017.75 and 60,619.47

Step by Step Solution

1. Step 1: Write the proportion equation
   111,606.24 : 154,017.75 = 60,619.47 : x
2. Step 2: Convert to fraction form
   111,606.24/154,017.75 = 60,619.47/x
3. Step 3: Cross multiply
   111,606.24x = 154,017.75 × 60,619.47
4. Step 4: Simplify right side
   111,606.24x = 9,336,474,375.59
5. Step 5: Solve for x
   x = 9,336,474,375.59/111,606.24
6. Step 6: Final answer
   x = 83,655.49