Finding the Third Proportional to 3,493 and 7,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493 : 7,389.50 = 7,389.50 : x
2. Step 2: Convert to fraction form
   3,493/7,389.50 = 7,389.50/x
3. Step 3: Cross multiply
   3,493x = 7,389.50 × 7,389.50
4. Step 4: Simplify right side
   3,493x = 54,604,710.25
5. Step 5: Solve for x
   x = 54,604,710.25/3,493
6. Step 6: Final answer
   x = 15,632.61