Finding the Third Proportional to 1,219,810 and 2,576,946

Step by Step Solution

1. Step 1: Write the proportion equation
   1,219,810 : 2,576,946 = 2,576,946 : x
2. Step 2: Convert to fraction form
   1,219,810/2,576,946 = 2,576,946/x
3. Step 3: Cross multiply
   1,219,810x = 2,576,946 × 2,576,946
4. Step 4: Simplify right side
   1,219,810x = 6,640,650,686,916
5. Step 5: Solve for x
   x = 6,640,650,686,916/1,219,810
6. Step 6: Final answer
   x = 5,444,004.14