Finding the Fourth Proportional to 12,298.49, 18,447.83 and 3,533.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,298.49 : 18,447.83 = 3,533.68 : x
2. Step 2: Convert to fraction form
   12,298.49/18,447.83 = 3,533.68/x
3. Step 3: Cross multiply
   12,298.49x = 18,447.83 × 3,533.68
4. Step 4: Simplify right side
   12,298.49x = 65,188,727.91
5. Step 5: Solve for x
   x = 65,188,727.91/12,298.49
6. Step 6: Final answer
   x = 5,300.55