Finding the Third Proportional to 79,511 and 111,445

Step by Step Solution

1. Step 1: Write the proportion equation
   79,511 : 111,445 = 111,445 : x
2. Step 2: Convert to fraction form
   79,511/111,445 = 111,445/x
3. Step 3: Cross multiply
   79,511x = 111,445 × 111,445
4. Step 4: Simplify right side
   79,511x = 12,419,988,025
5. Step 5: Solve for x
   x = 12,419,988,025/79,511
6. Step 6: Final answer
   x = 156,204.65