Finding the Third Proportional to 50,712 and 74,532

Step by Step Solution

1. Step 1: Write the proportion equation
   50,712 : 74,532 = 74,532 : x
2. Step 2: Convert to fraction form
   50,712/74,532 = 74,532/x
3. Step 3: Cross multiply
   50,712x = 74,532 × 74,532
4. Step 4: Simplify right side
   50,712x = 5,555,019,024
5. Step 5: Solve for x
   x = 5,555,019,024/50,712
6. Step 6: Final answer
   x = 109,540.52