Finding the Fourth Proportional to 8,494.18, 12,735.46 and 4,326.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,494.18 : 12,735.46 = 4,326.12 : x
2. Step 2: Convert to fraction form
   8,494.18/12,735.46 = 4,326.12/x
3. Step 3: Cross multiply
   8,494.18x = 12,735.46 × 4,326.12
4. Step 4: Simplify right side
   8,494.18x = 55,095,106.58
5. Step 5: Solve for x
   x = 55,095,106.58/8,494.18
6. Step 6: Final answer
   x = 6,486.22