Finding the Third Proportional to 20,111.63 and 21,934.13

Step by Step Solution

1. Step 1: Write the proportion equation
   20,111.63 : 21,934.13 = 21,934.13 : x
2. Step 2: Convert to fraction form
   20,111.63/21,934.13 = 21,934.13/x
3. Step 3: Cross multiply
   20,111.63x = 21,934.13 × 21,934.13
4. Step 4: Simplify right side
   20,111.63x = 481,105,839.52
5. Step 5: Solve for x
   x = 481,105,839.52/20,111.63
6. Step 6: Final answer
   x = 23,921.78