Finding the Third Proportional to 2,171.16 and 3,363.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171.16 : 3,363.94 = 3,363.94 : x
2. Step 2: Convert to fraction form
   2,171.16/3,363.94 = 3,363.94/x
3. Step 3: Cross multiply
   2,171.16x = 3,363.94 × 3,363.94
4. Step 4: Simplify right side
   2,171.16x = 11,316,075.50
5. Step 5: Solve for x
   x = 11,316,075.50/2,171.16
6. Step 6: Final answer
   x = 5,212.00