Finding the Third Proportional to 79,512 and 111,435

Step by Step Solution

1. Step 1: Write the proportion equation
   79,512 : 111,435 = 111,435 : x
2. Step 2: Convert to fraction form
   79,512/111,435 = 111,435/x
3. Step 3: Cross multiply
   79,512x = 111,435 × 111,435
4. Step 4: Simplify right side
   79,512x = 12,417,759,225
5. Step 5: Solve for x
   x = 12,417,759,225/79,512
6. Step 6: Final answer
   x = 156,174.66