Finding the Fourth Proportional to 1,624.96, 2,243.41 and 1,066.41

Step by Step Solution

1. Step 1: Write the proportion equation
   1,624.96 : 2,243.41 = 1,066.41 : x
2. Step 2: Convert to fraction form
   1,624.96/2,243.41 = 1,066.41/x
3. Step 3: Cross multiply
   1,624.96x = 2,243.41 × 1,066.41
4. Step 4: Simplify right side
   1,624.96x = 2,392,387.38
5. Step 5: Solve for x
   x = 2,392,387.38/1,624.96
6. Step 6: Final answer
   x = 1,472.27