Finding the Fourth Proportional to 2,031.27, 2,802.25 and 1,781.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,031.27 : 2,802.25 = 1,781.83 : x
2. Step 2: Convert to fraction form
   2,031.27/2,802.25 = 1,781.83/x
3. Step 3: Cross multiply
   2,031.27x = 2,802.25 × 1,781.83
4. Step 4: Simplify right side
   2,031.27x = 4,993,110.20
5. Step 5: Solve for x
   x = 4,993,110.20/2,031.27
6. Step 6: Final answer
   x = 2,458.12