Finding the Fourth Proportional to 2,065.32, 3,098.70 and 767.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.32 : 3,098.70 = 767.16 : x
2. Step 2: Convert to fraction form
   2,065.32/3,098.70 = 767.16/x
3. Step 3: Cross multiply
   2,065.32x = 3,098.70 × 767.16
4. Step 4: Simplify right side
   2,065.32x = 2,377,198.69
5. Step 5: Solve for x
   x = 2,377,198.69/2,065.32
6. Step 6: Final answer
   x = 1,151.01