Finding the Fourth Proportional to 2,006.72, 3,010.64 and 837.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,006.72 : 3,010.64 = 837.27 : x
2. Step 2: Convert to fraction form
   2,006.72/3,010.64 = 837.27/x
3. Step 3: Cross multiply
   2,006.72x = 3,010.64 × 837.27
4. Step 4: Simplify right side
   2,006.72x = 2,520,728.83
5. Step 5: Solve for x
   x = 2,520,728.83/2,006.72
6. Step 6: Final answer
   x = 1,256.14