Finding the Third Proportional to 21,329.50 and 49,828.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,329.50 : 49,828.50 = 49,828.50 : x
2. Step 2: Convert to fraction form
   21,329.50/49,828.50 = 49,828.50/x
3. Step 3: Cross multiply
   21,329.50x = 49,828.50 × 49,828.50
4. Step 4: Simplify right side
   21,329.50x = 2,482,879,412.25
5. Step 5: Solve for x
   x = 2,482,879,412.25/21,329.50
6. Step 6: Final answer
   x = 116,405.89