Finding the Third Proportional to 422,380.50 and 919,122

Step by Step Solution

1. Step 1: Write the proportion equation
   422,380.50 : 919,122 = 919,122 : x
2. Step 2: Convert to fraction form
   422,380.50/919,122 = 919,122/x
3. Step 3: Cross multiply
   422,380.50x = 919,122 × 919,122
4. Step 4: Simplify right side
   422,380.50x = 844,785,250,884
5. Step 5: Solve for x
   x = 844,785,250,884/422,380.50
6. Step 6: Final answer
   x = 2,000,057.41