Finding the Third Proportional to 422,374.50 and 919,110

Step by Step Solution

1. Step 1: Write the proportion equation
   422,374.50 : 919,110 = 919,110 : x
2. Step 2: Convert to fraction form
   422,374.50/919,110 = 919,110/x
3. Step 3: Cross multiply
   422,374.50x = 919,110 × 919,110
4. Step 4: Simplify right side
   422,374.50x = 844,763,192,100
5. Step 5: Solve for x
   x = 844,763,192,100/422,374.50
6. Step 6: Final answer
   x = 2,000,033.60