Finding the Third Proportional to 607,564 and 1,329,556

Step by Step Solution

1. Step 1: Write the proportion equation
   607,564 : 1,329,556 = 1,329,556 : x
2. Step 2: Convert to fraction form
   607,564/1,329,556 = 1,329,556/x
3. Step 3: Cross multiply
   607,564x = 1,329,556 × 1,329,556
4. Step 4: Simplify right side
   607,564x = 1,767,719,157,136
5. Step 5: Solve for x
   x = 1,767,719,157,136/607,564
6. Step 6: Final answer
   x = 2,909,519.26