Finding the Fourth Proportional to 2,146.16, 3,222.88 and 1,174.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.16 : 3,222.88 = 1,174.16 : x
2. Step 2: Convert to fraction form
   2,146.16/3,222.88 = 1,174.16/x
3. Step 3: Cross multiply
   2,146.16x = 3,222.88 × 1,174.16
4. Step 4: Simplify right side
   2,146.16x = 3,784,176.78
5. Step 5: Solve for x
   x = 3,784,176.78/2,146.16
6. Step 6: Final answer
   x = 1,763.23