Finding the Fourth Proportional to 2,214.15, 3,323.16 and 1,174.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,214.15 : 3,323.16 = 1,174.91 : x
2. Step 2: Convert to fraction form
   2,214.15/3,323.16 = 1,174.91/x
3. Step 3: Cross multiply
   2,214.15x = 3,323.16 × 1,174.91
4. Step 4: Simplify right side
   2,214.15x = 3,904,397.30
5. Step 5: Solve for x
   x = 3,904,397.30/2,214.15
6. Step 6: Final answer
   x = 1,763.38