Finding the Fourth Proportional to 111,642.48, 154,028.52 and 69,185.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,642.48 : 154,028.52 = 69,185.52 : x
2. Step 2: Convert to fraction form
   111,642.48/154,028.52 = 69,185.52/x
3. Step 3: Cross multiply
   111,642.48x = 154,028.52 × 69,185.52
4. Step 4: Simplify right side
   111,642.48x = 10,656,543,251.03
5. Step 5: Solve for x
   x = 10,656,543,251.03/111,642.48
6. Step 6: Final answer
   x = 95,452.41