Finding the Third Proportional to 968,720 and 1,329,789

Step by Step Solution

1. Step 1: Write the proportion equation
   968,720 : 1,329,789 = 1,329,789 : x
2. Step 2: Convert to fraction form
   968,720/1,329,789 = 1,329,789/x
3. Step 3: Cross multiply
   968,720x = 1,329,789 × 1,329,789
4. Step 4: Simplify right side
   968,720x = 1,768,338,784,521
5. Step 5: Solve for x
   x = 1,768,338,784,521/968,720
6. Step 6: Final answer
   x = 1,825,438.50