Finding the Third Proportional to 3,493.69 and 7,140.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,493.69 : 7,140.94 = 7,140.94 : x
2. Step 2: Convert to fraction form
   3,493.69/7,140.94 = 7,140.94/x
3. Step 3: Cross multiply
   3,493.69x = 7,140.94 × 7,140.94
4. Step 4: Simplify right side
   3,493.69x = 50,992,988.38
5. Step 5: Solve for x
   x = 50,992,988.38/3,493.69
6. Step 6: Final answer
   x = 14,595.75