Finding the Third Proportional to 1,332,272 and 1,963,128

Step by Step Solution

1. Step 1: Write the proportion equation
   1,332,272 : 1,963,128 = 1,963,128 : x
2. Step 2: Convert to fraction form
   1,332,272/1,963,128 = 1,963,128/x
3. Step 3: Cross multiply
   1,332,272x = 1,963,128 × 1,963,128
4. Step 4: Simplify right side
   1,332,272x = 3,853,871,544,384
5. Step 5: Solve for x
   x = 3,853,871,544,384/1,332,272
6. Step 6: Final answer
   x = 2,892,706.25