Finding the Third Proportional to 3,836.74 and 8,448.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,836.74 : 8,448.05 = 8,448.05 : x
2. Step 2: Convert to fraction form
   3,836.74/8,448.05 = 8,448.05/x
3. Step 3: Cross multiply
   3,836.74x = 8,448.05 × 8,448.05
4. Step 4: Simplify right side
   3,836.74x = 71,369,496.00
5. Step 5: Solve for x
   x = 71,369,496.00/3,836.74
6. Step 6: Final answer
   x = 18,601.59