Finding the Third Proportional to 42,189 and 62,634

Step by Step Solution

1. Step 1: Write the proportion equation
   42,189 : 62,634 = 62,634 : x
2. Step 2: Convert to fraction form
   42,189/62,634 = 62,634/x
3. Step 3: Cross multiply
   42,189x = 62,634 × 62,634
4. Step 4: Simplify right side
   42,189x = 3,923,017,956
5. Step 5: Solve for x
   x = 3,923,017,956/42,189
6. Step 6: Final answer
   x = 92,986.75