Finding the Fourth Proportional to 1,182.82, 1,771.79 and 694.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,182.82 : 1,771.79 = 694.69 : x
2. Step 2: Convert to fraction form
   1,182.82/1,771.79 = 694.69/x
3. Step 3: Cross multiply
   1,182.82x = 1,771.79 × 694.69
4. Step 4: Simplify right side
   1,182.82x = 1,230,842.10
5. Step 5: Solve for x
   x = 1,230,842.10/1,182.82
6. Step 6: Final answer
   x = 1,040.60