Finding the Third Proportional to 4,207,872 and 6,836,352

Step by Step Solution

1. Step 1: Write the proportion equation
   4,207,872 : 6,836,352 = 6,836,352 : x
2. Step 2: Convert to fraction form
   4,207,872/6,836,352 = 6,836,352/x
3. Step 3: Cross multiply
   4,207,872x = 6,836,352 × 6,836,352
4. Step 4: Simplify right side
   4,207,872x = 46,735,708,667,904
5. Step 5: Solve for x
   x = 46,735,708,667,904/4,207,872
6. Step 6: Final answer
   x = 11,106,732.49