Finding the Third Proportional to 42,166 and 63,021

Step by Step Solution

1. Step 1: Write the proportion equation
   42,166 : 63,021 = 63,021 : x
2. Step 2: Convert to fraction form
   42,166/63,021 = 63,021/x
3. Step 3: Cross multiply
   42,166x = 63,021 × 63,021
4. Step 4: Simplify right side
   42,166x = 3,971,646,441
5. Step 5: Solve for x
   x = 3,971,646,441/42,166
6. Step 6: Final answer
   x = 94,190.73