Finding the Third Proportional to 443,769 and 972,009

Step by Step Solution

1. Step 1: Write the proportion equation
   443,769 : 972,009 = 972,009 : x
2. Step 2: Convert to fraction form
   443,769/972,009 = 972,009/x
3. Step 3: Cross multiply
   443,769x = 972,009 × 972,009
4. Step 4: Simplify right side
   443,769x = 944,801,496,081
5. Step 5: Solve for x
   x = 944,801,496,081/443,769
6. Step 6: Final answer
   x = 2,129,038.97