Finding the Fourth Proportional to 2,223.68, 3,066.88 and 1,626.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223.68 : 3,066.88 = 1,626.24 : x
2. Step 2: Convert to fraction form
   2,223.68/3,066.88 = 1,626.24/x
3. Step 3: Cross multiply
   2,223.68x = 3,066.88 × 1,626.24
4. Step 4: Simplify right side
   2,223.68x = 4,987,482.93
5. Step 5: Solve for x
   x = 4,987,482.93/2,223.68
6. Step 6: Final answer
   x = 2,242.90