Finding the Third Proportional to 21,250.69 and 31,287.94

Step by Step Solution

1. Step 1: Write the proportion equation
   21,250.69 : 31,287.94 = 31,287.94 : x
2. Step 2: Convert to fraction form
   21,250.69/31,287.94 = 31,287.94/x
3. Step 3: Cross multiply
   21,250.69x = 31,287.94 × 31,287.94
4. Step 4: Simplify right side
   21,250.69x = 978,935,033.00
5. Step 5: Solve for x
   x = 978,935,033.00/21,250.69
6. Step 6: Final answer
   x = 46,066.04