Finding the Third Proportional to 45,990 and 100,812

Step by Step Solution

1. Step 1: Write the proportion equation
   45,990 : 100,812 = 100,812 : x
2. Step 2: Convert to fraction form
   45,990/100,812 = 100,812/x
3. Step 3: Cross multiply
   45,990x = 100,812 × 100,812
4. Step 4: Simplify right side
   45,990x = 10,163,059,344
5. Step 5: Solve for x
   x = 10,163,059,344/45,990
6. Step 6: Final answer
   x = 220,984.11