Finding the Fourth Proportional to 1,495.16, 2,063.32 and 865.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,495.16 : 2,063.32 = 865.72 : x
2. Step 2: Convert to fraction form
   1,495.16/2,063.32 = 865.72/x
3. Step 3: Cross multiply
   1,495.16x = 2,063.32 × 865.72
4. Step 4: Simplify right side
   1,495.16x = 1,786,262.67
5. Step 5: Solve for x
   x = 1,786,262.67/1,495.16
6. Step 6: Final answer
   x = 1,194.70