Finding the Third Proportional to 3,106,872 and 4,197,582

Step by Step Solution

1. Step 1: Write the proportion equation
   3,106,872 : 4,197,582 = 4,197,582 : x
2. Step 2: Convert to fraction form
   3,106,872/4,197,582 = 4,197,582/x
3. Step 3: Cross multiply
   3,106,872x = 4,197,582 × 4,197,582
4. Step 4: Simplify right side
   3,106,872x = 17,619,694,646,724
5. Step 5: Solve for x
   x = 17,619,694,646,724/3,106,872
6. Step 6: Final answer
   x = 5,671,200.70