Finding the Third Proportional to 443,328 and 972,864

Step by Step Solution

1. Step 1: Write the proportion equation
   443,328 : 972,864 = 972,864 : x
2. Step 2: Convert to fraction form
   443,328/972,864 = 972,864/x
3. Step 3: Cross multiply
   443,328x = 972,864 × 972,864
4. Step 4: Simplify right side
   443,328x = 946,464,362,496
5. Step 5: Solve for x
   x = 946,464,362,496/443,328
6. Step 6: Final answer
   x = 2,134,907.70