Finding the Fourth Proportional to 6,761.59, 10,143.34 and 2,081.99

Step by Step Solution

1. Step 1: Write the proportion equation
   6,761.59 : 10,143.34 = 2,081.99 : x
2. Step 2: Convert to fraction form
   6,761.59/10,143.34 = 2,081.99/x
3. Step 3: Cross multiply
   6,761.59x = 10,143.34 × 2,081.99
4. Step 4: Simplify right side
   6,761.59x = 21,118,276.52
5. Step 5: Solve for x
   x = 21,118,276.52/6,761.59
6. Step 6: Final answer
   x = 3,123.27