Finding the Third Proportional to 63,886.50 and 140,622

Step by Step Solution

1. Step 1: Write the proportion equation
   63,886.50 : 140,622 = 140,622 : x
2. Step 2: Convert to fraction form
   63,886.50/140,622 = 140,622/x
3. Step 3: Cross multiply
   63,886.50x = 140,622 × 140,622
4. Step 4: Simplify right side
   63,886.50x = 19,774,546,884
5. Step 5: Solve for x
   x = 19,774,546,884/63,886.50
6. Step 6: Final answer
   x = 309,526.22