Finding the Third Proportional to 4,934.99 and 10,564.80

Step by Step Solution

1. Step 1: Write the proportion equation
   4,934.99 : 10,564.80 = 10,564.80 : x
2. Step 2: Convert to fraction form
   4,934.99/10,564.80 = 10,564.80/x
3. Step 3: Cross multiply
   4,934.99x = 10,564.80 × 10,564.80
4. Step 4: Simplify right side
   4,934.99x = 111,615,098.09
5. Step 5: Solve for x
   x = 111,615,098.09/4,934.99
6. Step 6: Final answer
   x = 22,617.09