Finding the Third Proportional to 1,667.67 and 3,453.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.67 : 3,453.05 = 3,453.05 : x
2. Step 2: Convert to fraction form
   1,667.67/3,453.05 = 3,453.05/x
3. Step 3: Cross multiply
   1,667.67x = 3,453.05 × 3,453.05
4. Step 4: Simplify right side
   1,667.67x = 11,923,532.72
5. Step 5: Solve for x
   x = 11,923,532.72/1,667.67
6. Step 6: Final answer
   x = 7,149.81