Finding the Fourth Proportional to 111,595.68, 153,936.72 and 75,359.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,595.68 : 153,936.72 = 75,359.52 : x
2. Step 2: Convert to fraction form
   111,595.68/153,936.72 = 75,359.52/x
3. Step 3: Cross multiply
   111,595.68x = 153,936.72 × 75,359.52
4. Step 4: Simplify right side
   111,595.68x = 11,600,597,329.57
5. Step 5: Solve for x
   x = 11,600,597,329.57/111,595.68
6. Step 6: Final answer
   x = 103,952.03