Finding the Fourth Proportional to 10,883.72, 15,028.01 and 8,361.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,883.72 : 15,028.01 = 8,361.83 : x
2. Step 2: Convert to fraction form
   10,883.72/15,028.01 = 8,361.83/x
3. Step 3: Cross multiply
   10,883.72x = 15,028.01 × 8,361.83
4. Step 4: Simplify right side
   10,883.72x = 125,661,547.91
5. Step 5: Solve for x
   x = 125,661,547.91/10,883.72
6. Step 6: Final answer
   x = 11,545.83