Finding the Third Proportional to 606,906 and 1,329,912

Step by Step Solution

1. Step 1: Write the proportion equation
   606,906 : 1,329,912 = 1,329,912 : x
2. Step 2: Convert to fraction form
   606,906/1,329,912 = 1,329,912/x
3. Step 3: Cross multiply
   606,906x = 1,329,912 × 1,329,912
4. Step 4: Simplify right side
   606,906x = 1,768,665,927,744
5. Step 5: Solve for x
   x = 1,768,665,927,744/606,906
6. Step 6: Final answer
   x = 2,914,233.72