Finding the Third Proportional to 1,199,380 and 2,576,616

Step by Step Solution

1. Step 1: Write the proportion equation
   1,199,380 : 2,576,616 = 2,576,616 : x
2. Step 2: Convert to fraction form
   1,199,380/2,576,616 = 2,576,616/x
3. Step 3: Cross multiply
   1,199,380x = 2,576,616 × 2,576,616
4. Step 4: Simplify right side
   1,199,380x = 6,638,950,011,456
5. Step 5: Solve for x
   x = 6,638,950,011,456/1,199,380
6. Step 6: Final answer
   x = 5,535,318.26