Finding the Fourth Proportional to 12,298.33, 18,443.39 and 3,976.11

Step by Step Solution

1. Step 1: Write the proportion equation
   12,298.33 : 18,443.39 = 3,976.11 : x
2. Step 2: Convert to fraction form
   12,298.33/18,443.39 = 3,976.11/x
3. Step 3: Cross multiply
   12,298.33x = 18,443.39 × 3,976.11
4. Step 4: Simplify right side
   12,298.33x = 73,332,947.41
5. Step 5: Solve for x
   x = 73,332,947.41/12,298.33
6. Step 6: Final answer
   x = 5,962.84