Finding the Fourth Proportional to 1,774.69, 2,662.37 and 800.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,774.69 : 2,662.37 = 800.79 : x
2. Step 2: Convert to fraction form
   1,774.69/2,662.37 = 800.79/x
3. Step 3: Cross multiply
   1,774.69x = 2,662.37 × 800.79
4. Step 4: Simplify right side
   1,774.69x = 2,132,000.28
5. Step 5: Solve for x
   x = 2,132,000.28/1,774.69
6. Step 6: Final answer
   x = 1,201.34