Finding the Third Proportional to 890,354 and 2,099,685

Step by Step Solution

1. Step 1: Write the proportion equation
   890,354 : 2,099,685 = 2,099,685 : x
2. Step 2: Convert to fraction form
   890,354/2,099,685 = 2,099,685/x
3. Step 3: Cross multiply
   890,354x = 2,099,685 × 2,099,685
4. Step 4: Simplify right side
   890,354x = 4,408,677,099,225
5. Step 5: Solve for x
   x = 4,408,677,099,225/890,354
6. Step 6: Final answer
   x = 4,951,600.26