Finding the Fourth Proportional to 1,494.59, 2,062.19 and 865.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,494.59 : 2,062.19 = 865.10 : x
2. Step 2: Convert to fraction form
   1,494.59/2,062.19 = 865.10/x
3. Step 3: Cross multiply
   1,494.59x = 2,062.19 × 865.10
4. Step 4: Simplify right side
   1,494.59x = 1,783,991.42
5. Step 5: Solve for x
   x = 1,783,991.42/1,494.59
6. Step 6: Final answer
   x = 1,193.63