Finding the Third Proportional to 50,506 and 74,770

Step by Step Solution

1. Step 1: Write the proportion equation
   50,506 : 74,770 = 74,770 : x
2. Step 2: Convert to fraction form
   50,506/74,770 = 74,770/x
3. Step 3: Cross multiply
   50,506x = 74,770 × 74,770
4. Step 4: Simplify right side
   50,506x = 5,590,552,900
5. Step 5: Solve for x
   x = 5,590,552,900/50,506
6. Step 6: Final answer
   x = 110,690.87