Finding the Fourth Proportional to 1,472.59, 2,032.22 and 809.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472.59 : 2,032.22 = 809.49 : x
2. Step 2: Convert to fraction form
   1,472.59/2,032.22 = 809.49/x
3. Step 3: Cross multiply
   1,472.59x = 2,032.22 × 809.49
4. Step 4: Simplify right side
   1,472.59x = 1,645,061.77
5. Step 5: Solve for x
   x = 1,645,061.77/1,472.59
6. Step 6: Final answer
   x = 1,117.12