Finding the Third Proportional to 1,264,580 and 2,248,468

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264,580 : 2,248,468 = 2,248,468 : x
2. Step 2: Convert to fraction form
   1,264,580/2,248,468 = 2,248,468/x
3. Step 3: Cross multiply
   1,264,580x = 2,248,468 × 2,248,468
4. Step 4: Simplify right side
   1,264,580x = 5,055,608,347,024
5. Step 5: Solve for x
   x = 5,055,608,347,024/1,264,580
6. Step 6: Final answer
   x = 3,997,855.69