Finding the Third Proportional to 20,068.13 and 30,857.81

Step by Step Solution

1. Step 1: Write the proportion equation
   20,068.13 : 30,857.81 = 30,857.81 : x
2. Step 2: Convert to fraction form
   20,068.13/30,857.81 = 30,857.81/x
3. Step 3: Cross multiply
   20,068.13x = 30,857.81 × 30,857.81
4. Step 4: Simplify right side
   20,068.13x = 952,204,592.29
5. Step 5: Solve for x
   x = 952,204,592.29/20,068.13
6. Step 6: Final answer
   x = 47,448.61