Finding the Fourth Proportional to 11,019.72, 15,207.13 and 5,983.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,019.72 : 15,207.13 = 5,983.84 : x
2. Step 2: Convert to fraction form
   11,019.72/15,207.13 = 5,983.84/x
3. Step 3: Cross multiply
   11,019.72x = 15,207.13 × 5,983.84
4. Step 4: Simplify right side
   11,019.72x = 90,997,032.78
5. Step 5: Solve for x
   x = 90,997,032.78/11,019.72
6. Step 6: Final answer
   x = 8,257.65