Finding the Third Proportional to 20,453.50 and 49,260.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,453.50 : 49,260.50 = 49,260.50 : x
2. Step 2: Convert to fraction form
   20,453.50/49,260.50 = 49,260.50/x
3. Step 3: Cross multiply
   20,453.50x = 49,260.50 × 49,260.50
4. Step 4: Simplify right side
   20,453.50x = 2,426,596,860.25
5. Step 5: Solve for x
   x = 2,426,596,860.25/20,453.50
6. Step 6: Final answer
   x = 118,639.69