Finding the Third Proportional to 2,106,428 and 3,178,182

Step by Step Solution

1. Step 1: Write the proportion equation
   2,106,428 : 3,178,182 = 3,178,182 : x
2. Step 2: Convert to fraction form
   2,106,428/3,178,182 = 3,178,182/x
3. Step 3: Cross multiply
   2,106,428x = 3,178,182 × 3,178,182
4. Step 4: Simplify right side
   2,106,428x = 10,100,840,825,124
5. Step 5: Solve for x
   x = 10,100,840,825,124/2,106,428
6. Step 6: Final answer
   x = 4,795,246.18