Finding the Fourth Proportional to 1,462.10, 2,018.66 and 965.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,462.10 : 2,018.66 = 965.57 : x
2. Step 2: Convert to fraction form
   1,462.10/2,018.66 = 965.57/x
3. Step 3: Cross multiply
   1,462.10x = 2,018.66 × 965.57
4. Step 4: Simplify right side
   1,462.10x = 1,949,142.62
5. Step 5: Solve for x
   x = 1,949,142.62/1,462.10
6. Step 6: Final answer
   x = 1,333.12