Finding the Fourth Proportional to 11,861.91, 17,792.82 and 3,096.81

Step by Step Solution

1. Step 1: Write the proportion equation
   11,861.91 : 17,792.82 = 3,096.81 : x
2. Step 2: Convert to fraction form
   11,861.91/17,792.82 = 3,096.81/x
3. Step 3: Cross multiply
   11,861.91x = 17,792.82 × 3,096.81
4. Step 4: Simplify right side
   11,861.91x = 55,100,982.90
5. Step 5: Solve for x
   x = 55,100,982.90/11,861.91
6. Step 6: Final answer
   x = 4,645.20