Finding the Fourth Proportional to 1,473.93, 2,033.91 and 810.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,473.93 : 2,033.91 = 810.72 : x
2. Step 2: Convert to fraction form
   1,473.93/2,033.91 = 810.72/x
3. Step 3: Cross multiply
   1,473.93x = 2,033.91 × 810.72
4. Step 4: Simplify right side
   1,473.93x = 1,648,931.52
5. Step 5: Solve for x
   x = 1,648,931.52/1,473.93
6. Step 6: Final answer
   x = 1,118.73