Finding the Third Proportional to 638,523 and 952,249.50

Step by Step Solution

1. Step 1: Write the proportion equation
   638,523 : 952,249.50 = 952,249.50 : x
2. Step 2: Convert to fraction form
   638,523/952,249.50 = 952,249.50/x
3. Step 3: Cross multiply
   638,523x = 952,249.50 × 952,249.50
4. Step 4: Simplify right side
   638,523x = 906,779,110,250.25
5. Step 5: Solve for x
   x = 906,779,110,250.25/638,523
6. Step 6: Final answer
   x = 1,420,119.73