Finding the Fourth Proportional to 200,531.38, 276,733.31 and 111,107.38

Step by Step Solution

1. Step 1: Write the proportion equation
   200,531.38 : 276,733.31 = 111,107.38 : x
2. Step 2: Convert to fraction form
   200,531.38/276,733.31 = 111,107.38/x
3. Step 3: Cross multiply
   200,531.38x = 276,733.31 × 111,107.38
4. Step 4: Simplify right side
   200,531.38x = 30,747,113,032.83
5. Step 5: Solve for x
   x = 30,747,113,032.83/200,531.38
6. Step 6: Final answer
   x = 153,328.19