Finding the Fourth Proportional to 11,581.46, 17,371.73 and 8,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   11,581.46 : 17,371.73 = 8,061.30 : x
2. Step 2: Convert to fraction form
   11,581.46/17,371.73 = 8,061.30/x
3. Step 3: Cross multiply
   11,581.46x = 17,371.73 × 8,061.30
4. Step 4: Simplify right side
   11,581.46x = 140,038,727.05
5. Step 5: Solve for x
   x = 140,038,727.05/11,581.46
6. Step 6: Final answer
   x = 12,091.63