Finding the Fourth Proportional to 1,812.24, 2,500.91 and 1,066.23

Step by Step Solution

1. Step 1: Write the proportion equation
   1,812.24 : 2,500.91 = 1,066.23 : x
2. Step 2: Convert to fraction form
   1,812.24/2,500.91 = 1,066.23/x
3. Step 3: Cross multiply
   1,812.24x = 2,500.91 × 1,066.23
4. Step 4: Simplify right side
   1,812.24x = 2,666,545.27
5. Step 5: Solve for x
   x = 2,666,545.27/1,812.24
6. Step 6: Final answer
   x = 1,471.41