Finding the Third Proportional to 40,419 and 88,398

Step by Step Solution

1. Step 1: Write the proportion equation
   40,419 : 88,398 = 88,398 : x
2. Step 2: Convert to fraction form
   40,419/88,398 = 88,398/x
3. Step 3: Cross multiply
   40,419x = 88,398 × 88,398
4. Step 4: Simplify right side
   40,419x = 7,814,206,404
5. Step 5: Solve for x
   x = 7,814,206,404/40,419
6. Step 6: Final answer
   x = 193,330.03