Finding the Third Proportional to 21,780.75 and 46,796.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,780.75 : 46,796.25 = 46,796.25 : x
2. Step 2: Convert to fraction form
   21,780.75/46,796.25 = 46,796.25/x
3. Step 3: Cross multiply
   21,780.75x = 46,796.25 × 46,796.25
4. Step 4: Simplify right side
   21,780.75x = 2,189,889,014.06
5. Step 5: Solve for x
   x = 2,189,889,014.06/21,780.75
6. Step 6: Final answer
   x = 100,542.41