Finding the Third Proportional to 709,200 and 1,063,800

Step by Step Solution

1. Step 1: Write the proportion equation
   709,200 : 1,063,800 = 1,063,800 : x
2. Step 2: Convert to fraction form
   709,200/1,063,800 = 1,063,800/x
3. Step 3: Cross multiply
   709,200x = 1,063,800 × 1,063,800
4. Step 4: Simplify right side
   709,200x = 1,131,670,440,000
5. Step 5: Solve for x
   x = 1,131,670,440,000/709,200
6. Step 6: Final answer
   x = 1,595,700