Finding the Fourth Proportional to 1,473.59, 2,033.56 and 810.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,473.59 : 2,033.56 = 810.45 : x
2. Step 2: Convert to fraction form
   1,473.59/2,033.56 = 810.45/x
3. Step 3: Cross multiply
   1,473.59x = 2,033.56 × 810.45
4. Step 4: Simplify right side
   1,473.59x = 1,648,098.70
5. Step 5: Solve for x
   x = 1,648,098.70/1,473.59
6. Step 6: Final answer
   x = 1,118.42