Finding the Third Proportional to 40,521 and 88,419

Step by Step Solution

1. Step 1: Write the proportion equation
   40,521 : 88,419 = 88,419 : x
2. Step 2: Convert to fraction form
   40,521/88,419 = 88,419/x
3. Step 3: Cross multiply
   40,521x = 88,419 × 88,419
4. Step 4: Simplify right side
   40,521x = 7,817,919,561
5. Step 5: Solve for x
   x = 7,817,919,561/40,521
6. Step 6: Final answer
   x = 192,935.01