Finding the Third Proportional to 50,620 and 110,780

Step by Step Solution

1. Step 1: Write the proportion equation
   50,620 : 110,780 = 110,780 : x
2. Step 2: Convert to fraction form
   50,620/110,780 = 110,780/x
3. Step 3: Cross multiply
   50,620x = 110,780 × 110,780
4. Step 4: Simplify right side
   50,620x = 12,272,208,400
5. Step 5: Solve for x
   x = 12,272,208,400/50,620
6. Step 6: Final answer
   x = 242,437.94