Finding the Fourth Proportional to 1,495.32, 2,063.57 and 865.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.32 : 2,063.57 = 865.86 : x
2. Step 2: Convert to fraction form
   1,495.32/2,063.57 = 865.86/x
3. Step 3: Cross multiply
   1,495.32x = 2,063.57 × 865.86
4. Step 4: Simplify right side
   1,495.32x = 1,786,762.72
5. Step 5: Solve for x
   x = 1,786,762.72/1,495.32
6. Step 6: Final answer
   x = 1,194.90