Finding the Fourth Proportional to 1,752.40, 2,418.72 and 1,162.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,752.40 : 2,418.72 = 1,162.96 : x
2. Step 2: Convert to fraction form
   1,752.40/2,418.72 = 1,162.96/x
3. Step 3: Cross multiply
   1,752.40x = 2,418.72 × 1,162.96
4. Step 4: Simplify right side
   1,752.40x = 2,812,874.61
5. Step 5: Solve for x
   x = 2,812,874.61/1,752.40
6. Step 6: Final answer
   x = 1,605.16