Finding the Fourth Proportional to 6,259.56, 8,638.24 and 3,606.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,259.56 : 8,638.24 = 3,606.96 : x
2. Step 2: Convert to fraction form
   6,259.56/8,638.24 = 3,606.96/x
3. Step 3: Cross multiply
   6,259.56x = 8,638.24 × 3,606.96
4. Step 4: Simplify right side
   6,259.56x = 31,157,786.15
5. Step 5: Solve for x
   x = 31,157,786.15/6,259.56
6. Step 6: Final answer
   x = 4,977.63