Finding the Third Proportional to 626,784 and 1,479,336

Step by Step Solution

1. Step 1: Write the proportion equation
   626,784 : 1,479,336 = 1,479,336 : x
2. Step 2: Convert to fraction form
   626,784/1,479,336 = 1,479,336/x
3. Step 3: Cross multiply
   626,784x = 1,479,336 × 1,479,336
4. Step 4: Simplify right side
   626,784x = 2,188,435,000,896
5. Step 5: Solve for x
   x = 2,188,435,000,896/626,784
6. Step 6: Final answer
   x = 3,491,529.78