Finding the Fourth Proportional to 1,796.68, 2,694.06 and 770.12

Step by Step Solution

1. Step 1: Write the proportion equation
   1,796.68 : 2,694.06 = 770.12 : x
2. Step 2: Convert to fraction form
   1,796.68/2,694.06 = 770.12/x
3. Step 3: Cross multiply
   1,796.68x = 2,694.06 × 770.12
4. Step 4: Simplify right side
   1,796.68x = 2,074,749.49
5. Step 5: Solve for x
   x = 2,074,749.49/1,796.68
6. Step 6: Final answer
   x = 1,154.77