Finding the Third Proportional to 3,417.19 and 7,426.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,417.19 : 7,426.69 = 7,426.69 : x
2. Step 2: Convert to fraction form
   3,417.19/7,426.69 = 7,426.69/x
3. Step 3: Cross multiply
   3,417.19x = 7,426.69 × 7,426.69
4. Step 4: Simplify right side
   3,417.19x = 55,155,687.22
5. Step 5: Solve for x
   x = 55,155,687.22/3,417.19
6. Step 6: Final answer
   x = 16,140.67