Finding the Third Proportional to 911,436 and 1,963,116

Step by Step Solution

1. Step 1: Write the proportion equation
   911,436 : 1,963,116 = 1,963,116 : x
2. Step 2: Convert to fraction form
   911,436/1,963,116 = 1,963,116/x
3. Step 3: Cross multiply
   911,436x = 1,963,116 × 1,963,116
4. Step 4: Simplify right side
   911,436x = 3,853,824,429,456
5. Step 5: Solve for x
   x = 3,853,824,429,456/911,436
6. Step 6: Final answer
   x = 4,228,299.55