Finding the Fourth Proportional to 11,861.72, 17,792.90 and 3,096.44

Step by Step Solution

1. Step 1: Write the proportion equation
   11,861.72 : 17,792.90 = 3,096.44 : x
2. Step 2: Convert to fraction form
   11,861.72/17,792.90 = 3,096.44/x
3. Step 3: Cross multiply
   11,861.72x = 17,792.90 × 3,096.44
4. Step 4: Simplify right side
   11,861.72x = 55,094,647.28
5. Step 5: Solve for x
   x = 55,094,647.28/11,861.72
6. Step 6: Final answer
   x = 4,644.74