Finding the Third Proportional to 21,644.25 and 46,404.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,644.25 : 46,404.75 = 46,404.75 : x
2. Step 2: Convert to fraction form
   21,644.25/46,404.75 = 46,404.75/x
3. Step 3: Cross multiply
   21,644.25x = 46,404.75 × 46,404.75
4. Step 4: Simplify right side
   21,644.25x = 2,153,400,822.56
5. Step 5: Solve for x
   x = 2,153,400,822.56/21,644.25
6. Step 6: Final answer
   x = 99,490.66