Finding the Third Proportional to 51,899 and 112,870

Step by Step Solution

1. Step 1: Write the proportion equation
   51,899 : 112,870 = 112,870 : x
2. Step 2: Convert to fraction form
   51,899/112,870 = 112,870/x
3. Step 3: Cross multiply
   51,899x = 112,870 × 112,870
4. Step 4: Simplify right side
   51,899x = 12,739,636,900
5. Step 5: Solve for x
   x = 12,739,636,900/51,899
6. Step 6: Final answer
   x = 245,469.80