Finding the Third Proportional to 1,236,522 and 2,605,890

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,522 : 2,605,890 = 2,605,890 : x
2. Step 2: Convert to fraction form
   1,236,522/2,605,890 = 2,605,890/x
3. Step 3: Cross multiply
   1,236,522x = 2,605,890 × 2,605,890
4. Step 4: Simplify right side
   1,236,522x = 6,790,662,692,100
5. Step 5: Solve for x
   x = 6,790,662,692,100/1,236,522
6. Step 6: Final answer
   x = 5,491,744.34