Finding the Third Proportional to 3,430.13 and 7,103.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,430.13 : 7,103.25 = 7,103.25 : x
2. Step 2: Convert to fraction form
   3,430.13/7,103.25 = 7,103.25/x
3. Step 3: Cross multiply
   3,430.13x = 7,103.25 × 7,103.25
4. Step 4: Simplify right side
   3,430.13x = 50,456,160.56
5. Step 5: Solve for x
   x = 50,456,160.56/3,430.13
6. Step 6: Final answer
   x = 14,709.71