Finding the Fourth Proportional to 1,812.93, 2,501.83 and 1,066.89

Step by Step Solution

1. Step 1: Write the proportion equation
   1,812.93 : 2,501.83 = 1,066.89 : x
2. Step 2: Convert to fraction form
   1,812.93/2,501.83 = 1,066.89/x
3. Step 3: Cross multiply
   1,812.93x = 2,501.83 × 1,066.89
4. Step 4: Simplify right side
   1,812.93x = 2,669,177.41
5. Step 5: Solve for x
   x = 2,669,177.41/1,812.93
6. Step 6: Final answer
   x = 1,472.30