Finding the Fourth Proportional to 1,494.15, 2,062.04 and 864.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.15 : 2,062.04 = 864.89 : x
2. Step 2: Convert to fraction form
   1,494.15/2,062.04 = 864.89/x
3. Step 3: Cross multiply
   1,494.15x = 2,062.04 × 864.89
4. Step 4: Simplify right side
   1,494.15x = 1,783,437.78
5. Step 5: Solve for x
   x = 1,783,437.78/1,494.15
6. Step 6: Final answer
   x = 1,193.61