Finding the Fourth Proportional to 6,544.42, 9,818.15 and 3,426.12

Step by Step Solution

1. Step 1: Write the proportion equation
   6,544.42 : 9,818.15 = 3,426.12 : x
2. Step 2: Convert to fraction form
   6,544.42/9,818.15 = 3,426.12/x
3. Step 3: Cross multiply
   6,544.42x = 9,818.15 × 3,426.12
4. Step 4: Simplify right side
   6,544.42x = 33,638,142.95
5. Step 5: Solve for x
   x = 33,638,142.95/6,544.42
6. Step 6: Final answer
   x = 5,139.98