Finding the Fourth Proportional to 111,965.10, 154,543.59 and 73,752.54

Step by Step Solution

1. Step 1: Write the proportion equation
   111,965.10 : 154,543.59 = 73,752.54 : x
2. Step 2: Convert to fraction form
   111,965.10/154,543.59 = 73,752.54/x
3. Step 3: Cross multiply
   111,965.10x = 154,543.59 × 73,752.54
4. Step 4: Simplify right side
   111,965.10x = 11,397,982,303.22
5. Step 5: Solve for x
   x = 11,397,982,303.22/111,965.10
6. Step 6: Final answer
   x = 101,799.42