Finding the Fourth Proportional to 8,008.71, 12,015.05 and 3,327.31

Step by Step Solution

1. Step 1: Write the proportion equation
   8,008.71 : 12,015.05 = 3,327.31 : x
2. Step 2: Convert to fraction form
   8,008.71/12,015.05 = 3,327.31/x
3. Step 3: Cross multiply
   8,008.71x = 12,015.05 × 3,327.31
4. Step 4: Simplify right side
   8,008.71x = 39,977,796.02
5. Step 5: Solve for x
   x = 39,977,796.02/8,008.71
6. Step 6: Final answer
   x = 4,991.79