Finding the Third Proportional to 63,913 and 140,250

Step by Step Solution

1. Step 1: Write the proportion equation
   63,913 : 140,250 = 140,250 : x
2. Step 2: Convert to fraction form
   63,913/140,250 = 140,250/x
3. Step 3: Cross multiply
   63,913x = 140,250 × 140,250
4. Step 4: Simplify right side
   63,913x = 19,670,062,500
5. Step 5: Solve for x
   x = 19,670,062,500/63,913
6. Step 6: Final answer
   x = 307,763.09