Finding the Third Proportional to 911,436 and 1,994,490

Step by Step Solution

1. Step 1: Write the proportion equation
   911,436 : 1,994,490 = 1,994,490 : x
2. Step 2: Convert to fraction form
   911,436/1,994,490 = 1,994,490/x
3. Step 3: Cross multiply
   911,436x = 1,994,490 × 1,994,490
4. Step 4: Simplify right side
   911,436x = 3,977,990,360,100
5. Step 5: Solve for x
   x = 3,977,990,360,100/911,436
6. Step 6: Final answer
   x = 4,364,530.65