Finding the Third Proportional to 30,145 and 63,042

Step by Step Solution

1. Step 1: Write the proportion equation
   30,145 : 63,042 = 63,042 : x
2. Step 2: Convert to fraction form
   30,145/63,042 = 63,042/x
3. Step 3: Cross multiply
   30,145x = 63,042 × 63,042
4. Step 4: Simplify right side
   30,145x = 3,974,293,764
5. Step 5: Solve for x
   x = 3,974,293,764/30,145
6. Step 6: Final answer
   x = 131,839.24