Finding the Third Proportional to 607,556 and 1,329,488

Step by Step Solution

1. Step 1: Write the proportion equation
   607,556 : 1,329,488 = 1,329,488 : x
2. Step 2: Convert to fraction form
   607,556/1,329,488 = 1,329,488/x
3. Step 3: Cross multiply
   607,556x = 1,329,488 × 1,329,488
4. Step 4: Simplify right side
   607,556x = 1,767,538,342,144
5. Step 5: Solve for x
   x = 1,767,538,342,144/607,556
6. Step 6: Final answer
   x = 2,909,259.96