Finding the Third Proportional to 10,023.75 and 20,864.25

Step by Step Solution

1. Step 1: Write the proportion equation
   10,023.75 : 20,864.25 = 20,864.25 : x
2. Step 2: Convert to fraction form
   10,023.75/20,864.25 = 20,864.25/x
3. Step 3: Cross multiply
   10,023.75x = 20,864.25 × 20,864.25
4. Step 4: Simplify right side
   10,023.75x = 435,316,928.06
5. Step 5: Solve for x
   x = 435,316,928.06/10,023.75
6. Step 6: Final answer
   x = 43,428.55