Finding the Fourth Proportional to 2,164.57, 3,244.20 and 1,124.03

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.57 : 3,244.20 = 1,124.03 : x
2. Step 2: Convert to fraction form
   2,164.57/3,244.20 = 1,124.03/x
3. Step 3: Cross multiply
   2,164.57x = 3,244.20 × 1,124.03
4. Step 4: Simplify right side
   2,164.57x = 3,646,570.10
5. Step 5: Solve for x
   x = 3,646,570.10/2,164.57
6. Step 6: Final answer
   x = 1,684.66