Finding the Third Proportional to 3,835.88 and 8,403.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,835.88 : 8,403.94 = 8,403.94 : x
2. Step 2: Convert to fraction form
   3,835.88/8,403.94 = 8,403.94/x
3. Step 3: Cross multiply
   3,835.88x = 8,403.94 × 8,403.94
4. Step 4: Simplify right side
   3,835.88x = 70,626,165.50
5. Step 5: Solve for x
   x = 70,626,165.50/3,835.88
6. Step 6: Final answer
   x = 18,412.01