Finding the Fourth Proportional to 111,472.48, 153,904.12 and 69,076

Step by Step Solution

1. Step 1: Write the proportion equation
   111,472.48 : 153,904.12 = 69,076 : x
2. Step 2: Convert to fraction form
   111,472.48/153,904.12 = 69,076/x
3. Step 3: Cross multiply
   111,472.48x = 153,904.12 × 69,076
4. Step 4: Simplify right side
   111,472.48x = 10,631,080,993.12
5. Step 5: Solve for x
   x = 10,631,080,993.12/111,472.48
6. Step 6: Final answer
   x = 95,369.56