Finding the Third Proportional to 42,198 and 63,393

Step by Step Solution

1. Step 1: Write the proportion equation
   42,198 : 63,393 = 63,393 : x
2. Step 2: Convert to fraction form
   42,198/63,393 = 63,393/x
3. Step 3: Cross multiply
   42,198x = 63,393 × 63,393
4. Step 4: Simplify right side
   42,198x = 4,018,672,449
5. Step 5: Solve for x
   x = 4,018,672,449/42,198
6. Step 6: Final answer
   x = 95,233.72