Finding the Third Proportional to 443,331 and 972,870

Step by Step Solution

1. Step 1: Write the proportion equation
   443,331 : 972,870 = 972,870 : x
2. Step 2: Convert to fraction form
   443,331/972,870 = 972,870/x
3. Step 3: Cross multiply
   443,331x = 972,870 × 972,870
4. Step 4: Simplify right side
   443,331x = 946,476,036,900
5. Step 5: Solve for x
   x = 946,476,036,900/443,331
6. Step 6: Final answer
   x = 2,134,919.59