Finding the Fourth Proportional to 111,454.38, 153,806.45 and 60,468.12

Step by Step Solution

1. Step 1: Write the proportion equation
   111,454.38 : 153,806.45 = 60,468.12 : x
2. Step 2: Convert to fraction form
   111,454.38/153,806.45 = 60,468.12/x
3. Step 3: Cross multiply
   111,454.38x = 153,806.45 × 60,468.12
4. Step 4: Simplify right side
   111,454.38x = 9,300,386,573.03
5. Step 5: Solve for x
   x = 9,300,386,573.03/111,454.38
6. Step 6: Final answer
   x = 83,445.68