Finding the Third Proportional to 2,141,678 and 4,674,028

Step by Step Solution

1. Step 1: Write the proportion equation
   2,141,678 : 4,674,028 = 4,674,028 : x
2. Step 2: Convert to fraction form
   2,141,678/4,674,028 = 4,674,028/x
3. Step 3: Cross multiply
   2,141,678x = 4,674,028 × 4,674,028
4. Step 4: Simplify right side
   2,141,678x = 21,846,537,744,784
5. Step 5: Solve for x
   x = 21,846,537,744,784/2,141,678
6. Step 6: Final answer
   x = 10,200,664.03