Finding the Third Proportional to 3,106,900 and 4,197,610

Step by Step Solution

1. Step 1: Write the proportion equation
   3,106,900 : 4,197,610 = 4,197,610 : x
2. Step 2: Convert to fraction form
   3,106,900/4,197,610 = 4,197,610/x
3. Step 3: Cross multiply
   3,106,900x = 4,197,610 × 4,197,610
4. Step 4: Simplify right side
   3,106,900x = 17,619,929,712,100
5. Step 5: Solve for x
   x = 17,619,929,712,100/3,106,900
6. Step 6: Final answer
   x = 5,671,225.24