Finding the Fourth Proportional to 11,017.62, 15,204.42 and 5,981.90

Step by Step Solution

1. Step 1: Write the proportion equation
   11,017.62 : 15,204.42 = 5,981.90 : x
2. Step 2: Convert to fraction form
   11,017.62/15,204.42 = 5,981.90/x
3. Step 3: Cross multiply
   11,017.62x = 15,204.42 × 5,981.90
4. Step 4: Simplify right side
   11,017.62x = 90,951,320.00
5. Step 5: Solve for x
   x = 90,951,320.00/11,017.62
6. Step 6: Final answer
   x = 8,255.08