Finding the Third Proportional to 422,373.50 and 919,108

Step by Step Solution

1. Step 1: Write the proportion equation
   422,373.50 : 919,108 = 919,108 : x
2. Step 2: Convert to fraction form
   422,373.50/919,108 = 919,108/x
3. Step 3: Cross multiply
   422,373.50x = 919,108 × 919,108
4. Step 4: Simplify right side
   422,373.50x = 844,759,515,664
5. Step 5: Solve for x
   x = 844,759,515,664/422,373.50
6. Step 6: Final answer
   x = 2,000,029.63