Finding the Third Proportional to 911,458 and 1,994,444

Step by Step Solution

1. Step 1: Write the proportion equation
   911,458 : 1,994,444 = 1,994,444 : x
2. Step 2: Convert to fraction form
   911,458/1,994,444 = 1,994,444/x
3. Step 3: Cross multiply
   911,458x = 1,994,444 × 1,994,444
4. Step 4: Simplify right side
   911,458x = 3,977,806,869,136
5. Step 5: Solve for x
   x = 3,977,806,869,136/911,458
6. Step 6: Final answer
   x = 4,364,223.99