Finding the Third Proportional to 422,905.50 and 997,983

Step by Step Solution

1. Step 1: Write the proportion equation
   422,905.50 : 997,983 = 997,983 : x
2. Step 2: Convert to fraction form
   422,905.50/997,983 = 997,983/x
3. Step 3: Cross multiply
   422,905.50x = 997,983 × 997,983
4. Step 4: Simplify right side
   422,905.50x = 995,970,068,289
5. Step 5: Solve for x
   x = 995,970,068,289/422,905.50
6. Step 6: Final answer
   x = 2,355,065.30