Finding the Third Proportional to 42,338 and 60,243

Step by Step Solution

1. Step 1: Write the proportion equation
   42,338 : 60,243 = 60,243 : x
2. Step 2: Convert to fraction form
   42,338/60,243 = 60,243/x
3. Step 3: Cross multiply
   42,338x = 60,243 × 60,243
4. Step 4: Simplify right side
   42,338x = 3,629,219,049
5. Step 5: Solve for x
   x = 3,629,219,049/42,338
6. Step 6: Final answer
   x = 85,720.13