Finding the Fourth Proportional to 8,178.86, 12,259.08 and 3,496.52

Step by Step Solution

1. Step 1: Write the proportion equation
   8,178.86 : 12,259.08 = 3,496.52 : x
2. Step 2: Convert to fraction form
   8,178.86/12,259.08 = 3,496.52/x
3. Step 3: Cross multiply
   8,178.86x = 12,259.08 × 3,496.52
4. Step 4: Simplify right side
   8,178.86x = 42,864,057.11
5. Step 5: Solve for x
   x = 42,864,057.11/8,178.86
6. Step 6: Final answer
   x = 5,240.84