Finding the Fourth Proportional to 200,529.88, 276,731.24 and 111,105.88

Step by Step Solution

1. Step 1: Write the proportion equation
   200,529.88 : 276,731.24 = 111,105.88 : x
2. Step 2: Convert to fraction form
   200,529.88/276,731.24 = 111,105.88/x
3. Step 3: Cross multiply
   200,529.88x = 276,731.24 × 111,105.88
4. Step 4: Simplify right side
   200,529.88x = 30,746,466,004.51
5. Step 5: Solve for x
   x = 30,746,466,004.51/200,529.88
6. Step 6: Final answer
   x = 153,326.11