Finding the Third Proportional to 72,462 and 111,394

Step by Step Solution

1. Step 1: Write the proportion equation
   72,462 : 111,394 = 111,394 : x
2. Step 2: Convert to fraction form
   72,462/111,394 = 111,394/x
3. Step 3: Cross multiply
   72,462x = 111,394 × 111,394
4. Step 4: Simplify right side
   72,462x = 12,408,623,236
5. Step 5: Solve for x
   x = 12,408,623,236/72,462
6. Step 6: Final answer
   x = 171,243.18