Finding the Fourth Proportional to 8,039.54, 12,059.40 and 2,196.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,039.54 : 12,059.40 = 2,196.15 : x
2. Step 2: Convert to fraction form
   8,039.54/12,059.40 = 2,196.15/x
3. Step 3: Cross multiply
   8,039.54x = 12,059.40 × 2,196.15
4. Step 4: Simplify right side
   8,039.54x = 26,484,251.31
5. Step 5: Solve for x
   x = 26,484,251.31/8,039.54
6. Step 6: Final answer
   x = 3,294.25