Finding the Fourth Proportional to 6,259.82, 8,638.56 and 3,427.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,259.82 : 8,638.56 = 3,427.46 : x
2. Step 2: Convert to fraction form
   6,259.82/8,638.56 = 3,427.46/x
3. Step 3: Cross multiply
   6,259.82x = 8,638.56 × 3,427.46
4. Step 4: Simplify right side
   6,259.82x = 29,608,318.86
5. Step 5: Solve for x
   x = 29,608,318.86/6,259.82
6. Step 6: Final answer
   x = 4,729.90