Finding the Fourth Proportional to 8,214.38, 12,322.78 and 3,019.84

Step by Step Solution

1. Step 1: Write the proportion equation
   8,214.38 : 12,322.78 = 3,019.84 : x
2. Step 2: Convert to fraction form
   8,214.38/12,322.78 = 3,019.84/x
3. Step 3: Cross multiply
   8,214.38x = 12,322.78 × 3,019.84
4. Step 4: Simplify right side
   8,214.38x = 37,212,823.96
5. Step 5: Solve for x
   x = 37,212,823.96/8,214.38
6. Step 6: Final answer
   x = 4,530.20