Finding the Fourth Proportional to 6,590.91, 9,105.34 and 4,327.62

Step by Step Solution

1. Step 1: Write the proportion equation
   6,590.91 : 9,105.34 = 4,327.62 : x
2. Step 2: Convert to fraction form
   6,590.91/9,105.34 = 4,327.62/x
3. Step 3: Cross multiply
   6,590.91x = 9,105.34 × 4,327.62
4. Step 4: Simplify right side
   6,590.91x = 39,404,440.67
5. Step 5: Solve for x
   x = 39,404,440.67/6,590.91
6. Step 6: Final answer
   x = 5,978.60