Finding the Third Proportional to 192,337.50 and 418,538

Step by Step Solution

1. Step 1: Write the proportion equation
   192,337.50 : 418,538 = 418,538 : x
2. Step 2: Convert to fraction form
   192,337.50/418,538 = 418,538/x
3. Step 3: Cross multiply
   192,337.50x = 418,538 × 418,538
4. Step 4: Simplify right side
   192,337.50x = 175,174,057,444
5. Step 5: Solve for x
   x = 175,174,057,444/192,337.50
6. Step 6: Final answer
   x = 910,763.93