Finding the Third Proportional to 422,371.50 and 919,099.50

Step by Step Solution

1. Step 1: Write the proportion equation
   422,371.50 : 919,099.50 = 919,099.50 : x
2. Step 2: Convert to fraction form
   422,371.50/919,099.50 = 919,099.50/x
3. Step 3: Cross multiply
   422,371.50x = 919,099.50 × 919,099.50
4. Step 4: Simplify right side
   422,371.50x = 844,743,890,900.25
5. Step 5: Solve for x
   x = 844,743,890,900.25/422,371.50
6. Step 6: Final answer
   x = 2,000,002.11