Finding the Fourth Proportional to 3,767.20, 5,650.86 and 994.16

Step by Step Solution

1. Step 1: Write the proportion equation
   3,767.20 : 5,650.86 = 994.16 : x
2. Step 2: Convert to fraction form
   3,767.20/5,650.86 = 994.16/x
3. Step 3: Cross multiply
   3,767.20x = 5,650.86 × 994.16
4. Step 4: Simplify right side
   3,767.20x = 5,617,830.72
5. Step 5: Solve for x
   x = 5,617,830.72/3,767.20
6. Step 6: Final answer
   x = 1,491.25