Finding the Third Proportional to 21,485.25 and 47,850.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,485.25 : 47,850.75 = 47,850.75 : x
2. Step 2: Convert to fraction form
   21,485.25/47,850.75 = 47,850.75/x
3. Step 3: Cross multiply
   21,485.25x = 47,850.75 × 47,850.75
4. Step 4: Simplify right side
   21,485.25x = 2,289,694,275.56
5. Step 5: Solve for x
   x = 2,289,694,275.56/21,485.25
6. Step 6: Final answer
   x = 106,570.52