Finding the Third Proportional to 2,621,000 and 5,606,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,621,000 : 5,606,320 = 5,606,320 : x
2. Step 2: Convert to fraction form
   2,621,000/5,606,320 = 5,606,320/x
3. Step 3: Cross multiply
   2,621,000x = 5,606,320 × 5,606,320
4. Step 4: Simplify right side
   2,621,000x = 31,430,823,942,400
5. Step 5: Solve for x
   x = 31,430,823,942,400/2,621,000
6. Step 6: Final answer
   x = 11,991,920.62