Finding the Fourth Proportional to 1,169.30, 1,613.82 and 727.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,169.30 : 1,613.82 = 727.35 : x
2. Step 2: Convert to fraction form
   1,169.30/1,613.82 = 727.35/x
3. Step 3: Cross multiply
   1,169.30x = 1,613.82 × 727.35
4. Step 4: Simplify right side
   1,169.30x = 1,173,811.98
5. Step 5: Solve for x
   x = 1,173,811.98/1,169.30
6. Step 6: Final answer
   x = 1,003.86