Finding the Fourth Proportional to 111,505.54, 154,005.42 and 73,435.24

Step by Step Solution

1. Step 1: Write the proportion equation
   111,505.54 : 154,005.42 = 73,435.24 : x
2. Step 2: Convert to fraction form
   111,505.54/154,005.42 = 73,435.24/x
3. Step 3: Cross multiply
   111,505.54x = 154,005.42 × 73,435.24
4. Step 4: Simplify right side
   111,505.54x = 11,309,424,979.00
5. Step 5: Solve for x
   x = 11,309,424,979.00/111,505.54
6. Step 6: Final answer
   x = 101,424.78