Finding the Fourth Proportional to 111,441.95, 153,789.38 and 60,454.71

Step by Step Solution

1. Step 1: Write the proportion equation
   111,441.95 : 153,789.38 = 60,454.71 : x
2. Step 2: Convert to fraction form
   111,441.95/153,789.38 = 60,454.71/x
3. Step 3: Cross multiply
   111,441.95x = 153,789.38 × 60,454.71
4. Step 4: Simplify right side
   111,441.95x = 9,297,292,066.71
5. Step 5: Solve for x
   x = 9,297,292,066.71/111,441.95
6. Step 6: Final answer
   x = 83,427.22