Finding the Third Proportional to 1,183,605 and 2,588,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,183,605 : 2,588,688 = 2,588,688 : x
2. Step 2: Convert to fraction form
   1,183,605/2,588,688 = 2,588,688/x
3. Step 3: Cross multiply
   1,183,605x = 2,588,688 × 2,588,688
4. Step 4: Simplify right side
   1,183,605x = 6,701,305,561,344
5. Step 5: Solve for x
   x = 6,701,305,561,344/1,183,605
6. Step 6: Final answer
   x = 5,661,775.31