Finding the Third Proportional to 21,898.50 and 49,643.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,898.50 : 49,643.25 = 49,643.25 : x
2. Step 2: Convert to fraction form
   21,898.50/49,643.25 = 49,643.25/x
3. Step 3: Cross multiply
   21,898.50x = 49,643.25 × 49,643.25
4. Step 4: Simplify right side
   21,898.50x = 2,464,452,270.56
5. Step 5: Solve for x
   x = 2,464,452,270.56/21,898.50
6. Step 6: Final answer
   x = 112,539.78