Finding the Third Proportional to 71,392 and 111,041

Step by Step Solution

1. Step 1: Write the proportion equation
   71,392 : 111,041 = 111,041 : x
2. Step 2: Convert to fraction form
   71,392/111,041 = 111,041/x
3. Step 3: Cross multiply
   71,392x = 111,041 × 111,041
4. Step 4: Simplify right side
   71,392x = 12,330,103,681
5. Step 5: Solve for x
   x = 12,330,103,681/71,392
6. Step 6: Final answer
   x = 172,709.88