Finding the Third Proportional to 3,426 and 5,293.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,426 : 5,293.50 = 5,293.50 : x
2. Step 2: Convert to fraction form
   3,426/5,293.50 = 5,293.50/x
3. Step 3: Cross multiply
   3,426x = 5,293.50 × 5,293.50
4. Step 4: Simplify right side
   3,426x = 28,021,142.25
5. Step 5: Solve for x
   x = 28,021,142.25/3,426
6. Step 6: Final answer
   x = 8,178.97