Finding the Third Proportional to 3,496.78 and 7,398.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,496.78 : 7,398.56 = 7,398.56 : x
2. Step 2: Convert to fraction form
   3,496.78/7,398.56 = 7,398.56/x
3. Step 3: Cross multiply
   3,496.78x = 7,398.56 × 7,398.56
4. Step 4: Simplify right side
   3,496.78x = 54,738,727.07
5. Step 5: Solve for x
   x = 54,738,727.07/3,496.78
6. Step 6: Final answer
   x = 15,654.03