Finding the Third Proportional to 723,828 and 1,429,490

Step by Step Solution

1. Step 1: Write the proportion equation
   723,828 : 1,429,490 = 1,429,490 : x
2. Step 2: Convert to fraction form
   723,828/1,429,490 = 1,429,490/x
3. Step 3: Cross multiply
   723,828x = 1,429,490 × 1,429,490
4. Step 4: Simplify right side
   723,828x = 2,043,441,660,100
5. Step 5: Solve for x
   x = 2,043,441,660,100/723,828
6. Step 6: Final answer
   x = 2,823,103.91