Finding the Third Proportional to 52,190 and 76,398

Step by Step Solution

1. Step 1: Write the proportion equation
   52,190 : 76,398 = 76,398 : x
2. Step 2: Convert to fraction form
   52,190/76,398 = 76,398/x
3. Step 3: Cross multiply
   52,190x = 76,398 × 76,398
4. Step 4: Simplify right side
   52,190x = 5,836,654,404
5. Step 5: Solve for x
   x = 5,836,654,404/52,190
6. Step 6: Final answer
   x = 111,834.73