Finding the Fourth Proportional to 111,500.48, 153,942.72 and 69,104

Step by Step Solution

1. Step 1: Write the proportion equation
   111,500.48 : 153,942.72 = 69,104 : x
2. Step 2: Convert to fraction form
   111,500.48/153,942.72 = 69,104/x
3. Step 3: Cross multiply
   111,500.48x = 153,942.72 × 69,104
4. Step 4: Simplify right side
   111,500.48x = 10,638,057,722.88
5. Step 5: Solve for x
   x = 10,638,057,722.88/111,500.48
6. Step 6: Final answer
   x = 95,408.18