Finding the Fourth Proportional to 1,938.24, 2,675.10 and 1,152.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,938.24 : 2,675.10 = 1,152.18 : x
2. Step 2: Convert to fraction form
   1,938.24/2,675.10 = 1,152.18/x
3. Step 3: Cross multiply
   1,938.24x = 2,675.10 × 1,152.18
4. Step 4: Simplify right side
   1,938.24x = 3,082,196.72
5. Step 5: Solve for x
   x = 3,082,196.72/1,938.24
6. Step 6: Final answer
   x = 1,590.20