Finding the Fourth Proportional to 3,227.48, 4,808.78 and 3,015.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,227.48 : 4,808.78 = 3,015.32 : x
2. Step 2: Convert to fraction form
   3,227.48/4,808.78 = 3,015.32/x
3. Step 3: Cross multiply
   3,227.48x = 4,808.78 × 3,015.32
4. Step 4: Simplify right side
   3,227.48x = 14,499,971.39
5. Step 5: Solve for x
   x = 14,499,971.39/3,227.48
6. Step 6: Final answer
   x = 4,492.67