Finding the Third Proportional to 40,868 and 63,142

Step by Step Solution

1. Step 1: Write the proportion equation
   40,868 : 63,142 = 63,142 : x
2. Step 2: Convert to fraction form
   40,868/63,142 = 63,142/x
3. Step 3: Cross multiply
   40,868x = 63,142 × 63,142
4. Step 4: Simplify right side
   40,868x = 3,986,912,164
5. Step 5: Solve for x
   x = 3,986,912,164/40,868
6. Step 6: Final answer
   x = 97,555.84