Finding the Fourth Proportional to 2,175.87, 3,002.72 and 1,244.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,175.87 : 3,002.72 = 1,244.43 : x
2. Step 2: Convert to fraction form
   2,175.87/3,002.72 = 1,244.43/x
3. Step 3: Cross multiply
   2,175.87x = 3,002.72 × 1,244.43
4. Step 4: Simplify right side
   2,175.87x = 3,736,668.63
5. Step 5: Solve for x
   x = 3,736,668.63/2,175.87
6. Step 6: Final answer
   x = 1,717.32