Finding the Third Proportional to 48,980 and 109,940

Step by Step Solution

1. Step 1: Write the proportion equation
   48,980 : 109,940 = 109,940 : x
2. Step 2: Convert to fraction form
   48,980/109,940 = 109,940/x
3. Step 3: Cross multiply
   48,980x = 109,940 × 109,940
4. Step 4: Simplify right side
   48,980x = 12,086,803,600
5. Step 5: Solve for x
   x = 12,086,803,600/48,980
6. Step 6: Final answer
   x = 246,770.18