Finding the Third Proportional to 2,604,645 and 5,583,064

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604,645 : 5,583,064 = 5,583,064 : x
2. Step 2: Convert to fraction form
   2,604,645/5,583,064 = 5,583,064/x
3. Step 3: Cross multiply
   2,604,645x = 5,583,064 × 5,583,064
4. Step 4: Simplify right side
   2,604,645x = 31,170,603,628,096
5. Step 5: Solve for x
   x = 31,170,603,628,096/2,604,645
6. Step 6: Final answer
   x = 11,967,313.64