Finding the Third Proportional to 79,477 and 111,403

Step by Step Solution

1. Step 1: Write the proportion equation
   79,477 : 111,403 = 111,403 : x
2. Step 2: Convert to fraction form
   79,477/111,403 = 111,403/x
3. Step 3: Cross multiply
   79,477x = 111,403 × 111,403
4. Step 4: Simplify right side
   79,477x = 12,410,628,409
5. Step 5: Solve for x
   x = 12,410,628,409/79,477
6. Step 6: Final answer
   x = 156,153.71