Finding the Third Proportional to 2,608,470 and 5,563,608

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608,470 : 5,563,608 = 5,563,608 : x
2. Step 2: Convert to fraction form
   2,608,470/5,563,608 = 5,563,608/x
3. Step 3: Cross multiply
   2,608,470x = 5,563,608 × 5,563,608
4. Step 4: Simplify right side
   2,608,470x = 30,953,733,977,664
5. Step 5: Solve for x
   x = 30,953,733,977,664/2,608,470
6. Step 6: Final answer
   x = 11,866,624.49