Finding the Fourth Proportional to 111,913.56, 154,506.42 and 69,495.48

Step by Step Solution

1. Step 1: Write the proportion equation
   111,913.56 : 154,506.42 = 69,495.48 : x
2. Step 2: Convert to fraction form
   111,913.56/154,506.42 = 69,495.48/x
3. Step 3: Cross multiply
   111,913.56x = 154,506.42 × 69,495.48
4. Step 4: Simplify right side
   111,913.56x = 10,737,497,820.98
5. Step 5: Solve for x
   x = 10,737,497,820.98/111,913.56
6. Step 6: Final answer
   x = 95,944.56