Finding the Fourth Proportional to 2,063.30, 3,096.57 and 765.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,063.30 : 3,096.57 = 765.14 : x
2. Step 2: Convert to fraction form
   2,063.30/3,096.57 = 765.14/x
3. Step 3: Cross multiply
   2,063.30x = 3,096.57 × 765.14
4. Step 4: Simplify right side
   2,063.30x = 2,369,309.57
5. Step 5: Solve for x
   x = 2,369,309.57/2,063.30
6. Step 6: Final answer
   x = 1,148.31