Finding the Third Proportional to 49,144.50 and 74,628

Step by Step Solution

1. Step 1: Write the proportion equation
   49,144.50 : 74,628 = 74,628 : x
2. Step 2: Convert to fraction form
   49,144.50/74,628 = 74,628/x
3. Step 3: Cross multiply
   49,144.50x = 74,628 × 74,628
4. Step 4: Simplify right side
   49,144.50x = 5,569,338,384
5. Step 5: Solve for x
   x = 5,569,338,384/49,144.50
6. Step 6: Final answer
   x = 113,325.77