Finding the Third Proportional to 54,454 and 111,212

Step by Step Solution

1. Step 1: Write the proportion equation
   54,454 : 111,212 = 111,212 : x
2. Step 2: Convert to fraction form
   54,454/111,212 = 111,212/x
3. Step 3: Cross multiply
   54,454x = 111,212 × 111,212
4. Step 4: Simplify right side
   54,454x = 12,368,108,944
5. Step 5: Solve for x
   x = 12,368,108,944/54,454
6. Step 6: Final answer
   x = 227,129.48