Finding the Fourth Proportional to 2,505.12, 3,758.04 and 773.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,505.12 : 3,758.04 = 773.34 : x
2. Step 2: Convert to fraction form
   2,505.12/3,758.04 = 773.34/x
3. Step 3: Cross multiply
   2,505.12x = 3,758.04 × 773.34
4. Step 4: Simplify right side
   2,505.12x = 2,906,242.65
5. Step 5: Solve for x
   x = 2,906,242.65/2,505.12
6. Step 6: Final answer
   x = 1,160.12