Finding the Fourth Proportional to 1,084.39, 1,496.23 and 691.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,084.39 : 1,496.23 = 691.27 : x
2. Step 2: Convert to fraction form
   1,084.39/1,496.23 = 691.27/x
3. Step 3: Cross multiply
   1,084.39x = 1,496.23 × 691.27
4. Step 4: Simplify right side
   1,084.39x = 1,034,298.91
5. Step 5: Solve for x
   x = 1,034,298.91/1,084.39
6. Step 6: Final answer
   x = 953.81