Finding the Fourth Proportional to 1,473.90, 2,033.94 and 810.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,473.90 : 2,033.94 = 810.69 : x
2. Step 2: Convert to fraction form
   1,473.90/2,033.94 = 810.69/x
3. Step 3: Cross multiply
   1,473.90x = 2,033.94 × 810.69
4. Step 4: Simplify right side
   1,473.90x = 1,648,894.82
5. Step 5: Solve for x
   x = 1,648,894.82/1,473.90
6. Step 6: Final answer
   x = 1,118.73