Finding the Fourth Proportional to 6,490.10, 8,934.31 and 5,826.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,490.10 : 8,934.31 = 5,826.71 : x
2. Step 2: Convert to fraction form
   6,490.10/8,934.31 = 5,826.71/x
3. Step 3: Cross multiply
   6,490.10x = 8,934.31 × 5,826.71
4. Step 4: Simplify right side
   6,490.10x = 52,057,633.42
5. Step 5: Solve for x
   x = 52,057,633.42/6,490.10
6. Step 6: Final answer
   x = 8,021.08