Finding the Fourth Proportional to 1,432.29, 1,976.83 and 1,152.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,432.29 : 1,976.83 = 1,152.44 : x
2. Step 2: Convert to fraction form
   1,432.29/1,976.83 = 1,152.44/x
3. Step 3: Cross multiply
   1,432.29x = 1,976.83 × 1,152.44
4. Step 4: Simplify right side
   1,432.29x = 2,278,165.20
5. Step 5: Solve for x
   x = 2,278,165.20/1,432.29
6. Step 6: Final answer
   x = 1,590.58