Finding the Third Proportional to 2,166.19 and 4,674.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,166.19 : 4,674.09 = 4,674.09 : x
2. Step 2: Convert to fraction form
   2,166.19/4,674.09 = 4,674.09/x
3. Step 3: Cross multiply
   2,166.19x = 4,674.09 × 4,674.09
4. Step 4: Simplify right side
   2,166.19x = 21,847,152.38
5. Step 5: Solve for x
   x = 21,847,152.38/2,166.19
6. Step 6: Final answer
   x = 10,085.53