Finding the Third Proportional to 51,281 and 111,310

Step by Step Solution

1. Step 1: Write the proportion equation
   51,281 : 111,310 = 111,310 : x
2. Step 2: Convert to fraction form
   51,281/111,310 = 111,310/x
3. Step 3: Cross multiply
   51,281x = 111,310 × 111,310
4. Step 4: Simplify right side
   51,281x = 12,389,916,100
5. Step 5: Solve for x
   x = 12,389,916,100/51,281
6. Step 6: Final answer
   x = 241,608.32