Finding the Third Proportional to 6,864.75 and 10,443.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,864.75 : 10,443.38 = 10,443.38 : x
2. Step 2: Convert to fraction form
   6,864.75/10,443.38 = 10,443.38/x
3. Step 3: Cross multiply
   6,864.75x = 10,443.38 × 10,443.38
4. Step 4: Simplify right side
   6,864.75x = 109,064,081.39
5. Step 5: Solve for x
   x = 109,064,081.39/6,864.75
6. Step 6: Final answer
   x = 15,887.55