Finding the Third Proportional to 3,410.25 and 7,428.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,410.25 : 7,428.38 = 7,428.38 : x
2. Step 2: Convert to fraction form
   3,410.25/7,428.38 = 7,428.38/x
3. Step 3: Cross multiply
   3,410.25x = 7,428.38 × 7,428.38
4. Step 4: Simplify right side
   3,410.25x = 55,180,755.14
5. Step 5: Solve for x
   x = 55,180,755.14/3,410.25
6. Step 6: Final answer
   x = 16,180.85