Finding the Third Proportional to 85,612 and 113,628

Step by Step Solution

1. Step 1: Write the proportion equation
   85,612 : 113,628 = 113,628 : x
2. Step 2: Convert to fraction form
   85,612/113,628 = 113,628/x
3. Step 3: Cross multiply
   85,612x = 113,628 × 113,628
4. Step 4: Simplify right side
   85,612x = 12,911,322,384
5. Step 5: Solve for x
   x = 12,911,322,384/85,612
6. Step 6: Final answer
   x = 150,812.06