Finding the Fourth Proportional to 6,411.83, 9,622.62 and 4,326.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,411.83 : 9,622.62 = 4,326.89 : x
2. Step 2: Convert to fraction form
   6,411.83/9,622.62 = 4,326.89/x
3. Step 3: Cross multiply
   6,411.83x = 9,622.62 × 4,326.89
4. Step 4: Simplify right side
   6,411.83x = 41,635,970.14
5. Step 5: Solve for x
   x = 41,635,970.14/6,411.83
6. Step 6: Final answer
   x = 6,493.62