Finding the Third Proportional to 2,219,666 and 4,776,212

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219,666 : 4,776,212 = 4,776,212 : x
2. Step 2: Convert to fraction form
   2,219,666/4,776,212 = 4,776,212/x
3. Step 3: Cross multiply
   2,219,666x = 4,776,212 × 4,776,212
4. Step 4: Simplify right side
   2,219,666x = 22,812,201,068,944
5. Step 5: Solve for x
   x = 22,812,201,068,944/2,219,666
6. Step 6: Final answer
   x = 10,277,312.47