Finding the Fourth Proportional to 1,462.42, 2,017.45 and 864.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,462.42 : 2,017.45 = 864.51 : x
2. Step 2: Convert to fraction form
   1,462.42/2,017.45 = 864.51/x
3. Step 3: Cross multiply
   1,462.42x = 2,017.45 × 864.51
4. Step 4: Simplify right side
   1,462.42x = 1,744,105.70
5. Step 5: Solve for x
   x = 1,744,105.70/1,462.42
6. Step 6: Final answer
   x = 1,192.62