Finding the Fourth Proportional to 2,110.43, 3,164.83 and 723.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,110.43 : 3,164.83 = 723.31 : x
2. Step 2: Convert to fraction form
   2,110.43/3,164.83 = 723.31/x
3. Step 3: Cross multiply
   2,110.43x = 3,164.83 × 723.31
4. Step 4: Simplify right side
   2,110.43x = 2,289,153.19
5. Step 5: Solve for x
   x = 2,289,153.19/2,110.43
6. Step 6: Final answer
   x = 1,084.69