Finding the Third Proportional to 606,912 and 1,329,924

Step by Step Solution

1. Step 1: Write the proportion equation
   606,912 : 1,329,924 = 1,329,924 : x
2. Step 2: Convert to fraction form
   606,912/1,329,924 = 1,329,924/x
3. Step 3: Cross multiply
   606,912x = 1,329,924 × 1,329,924
4. Step 4: Simplify right side
   606,912x = 1,768,697,845,776
5. Step 5: Solve for x
   x = 1,768,697,845,776/606,912
6. Step 6: Final answer
   x = 2,914,257.50