Finding the Third Proportional to 709,212 and 1,536,576

Step by Step Solution

1. Step 1: Write the proportion equation
   709,212 : 1,536,576 = 1,536,576 : x
2. Step 2: Convert to fraction form
   709,212/1,536,576 = 1,536,576/x
3. Step 3: Cross multiply
   709,212x = 1,536,576 × 1,536,576
4. Step 4: Simplify right side
   709,212x = 2,361,065,803,776
5. Step 5: Solve for x
   x = 2,361,065,803,776/709,212
6. Step 6: Final answer
   x = 3,329,139.67