Finding the Fourth Proportional to 6,761.56, 10,144.17 and 2,081.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,761.56 : 10,144.17 = 2,081.47 : x
2. Step 2: Convert to fraction form
   6,761.56/10,144.17 = 2,081.47/x
3. Step 3: Cross multiply
   6,761.56x = 10,144.17 × 2,081.47
4. Step 4: Simplify right side
   6,761.56x = 21,114,785.53
5. Step 5: Solve for x
   x = 21,114,785.53/6,761.56
6. Step 6: Final answer
   x = 3,122.77