Finding the Third Proportional to 49,928 and 74,772

Step by Step Solution

1. Step 1: Write the proportion equation
   49,928 : 74,772 = 74,772 : x
2. Step 2: Convert to fraction form
   49,928/74,772 = 74,772/x
3. Step 3: Cross multiply
   49,928x = 74,772 × 74,772
4. Step 4: Simplify right side
   49,928x = 5,590,851,984
5. Step 5: Solve for x
   x = 5,590,851,984/49,928
6. Step 6: Final answer
   x = 111,978.29