Finding the Third Proportional to 1,140,640 and 2,499,008

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,640 : 2,499,008 = 2,499,008 : x
2. Step 2: Convert to fraction form
   1,140,640/2,499,008 = 2,499,008/x
3. Step 3: Cross multiply
   1,140,640x = 2,499,008 × 2,499,008
4. Step 4: Simplify right side
   1,140,640x = 6,245,040,984,064
5. Step 5: Solve for x
   x = 6,245,040,984,064/1,140,640
6. Step 6: Final answer
   x = 5,475,032.42