Finding the Third Proportional to 42,146 and 61,662

Step by Step Solution

1. Step 1: Write the proportion equation
   42,146 : 61,662 = 61,662 : x
2. Step 2: Convert to fraction form
   42,146/61,662 = 61,662/x
3. Step 3: Cross multiply
   42,146x = 61,662 × 61,662
4. Step 4: Simplify right side
   42,146x = 3,802,202,244
5. Step 5: Solve for x
   x = 3,802,202,244/42,146
6. Step 6: Final answer
   x = 90,215.02