Finding the Third Proportional to 911,456 and 1,994,452

Step by Step Solution

1. Step 1: Write the proportion equation
   911,456 : 1,994,452 = 1,994,452 : x
2. Step 2: Convert to fraction form
   911,456/1,994,452 = 1,994,452/x
3. Step 3: Cross multiply
   911,456x = 1,994,452 × 1,994,452
4. Step 4: Simplify right side
   911,456x = 3,977,838,780,304
5. Step 5: Solve for x
   x = 3,977,838,780,304/911,456
6. Step 6: Final answer
   x = 4,364,268.58