Finding the Fourth Proportional to 8,402.75, 12,606.01 and 2,559.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,402.75 : 12,606.01 = 2,559.82 : x
2. Step 2: Convert to fraction form
   8,402.75/12,606.01 = 2,559.82/x
3. Step 3: Cross multiply
   8,402.75x = 12,606.01 × 2,559.82
4. Step 4: Simplify right side
   8,402.75x = 32,269,116.52
5. Step 5: Solve for x
   x = 32,269,116.52/8,402.75
6. Step 6: Final answer
   x = 3,840.30