Finding the Fourth Proportional to 111,912.56, 154,505.04 and 69,494.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,912.56 : 154,505.04 = 69,494.48 : x
2. Step 2: Convert to fraction form
   111,912.56/154,505.04 = 69,494.48/x
3. Step 3: Cross multiply
   111,912.56x = 154,505.04 × 69,494.48
4. Step 4: Simplify right side
   111,912.56x = 10,737,247,412.18
5. Step 5: Solve for x
   x = 10,737,247,412.18/111,912.56
6. Step 6: Final answer
   x = 95,943.18