Finding the Fourth Proportional to 200,529.38, 276,730.55 and 111,105.38

Step by Step Solution

1. Step 1: Write the proportion equation
   200,529.38 : 276,730.55 = 111,105.38 : x
2. Step 2: Convert to fraction form
   200,529.38/276,730.55 = 111,105.38/x
3. Step 3: Cross multiply
   200,529.38x = 276,730.55 × 111,105.38
4. Step 4: Simplify right side
   200,529.38x = 30,746,250,976.18
5. Step 5: Solve for x
   x = 30,746,250,976.18/200,529.38
6. Step 6: Final answer
   x = 153,325.42