Finding the Third Proportional to 1,449,342 and 3,148,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449,342 : 3,148,404 = 3,148,404 : x
2. Step 2: Convert to fraction form
   1,449,342/3,148,404 = 3,148,404/x
3. Step 3: Cross multiply
   1,449,342x = 3,148,404 × 3,148,404
4. Step 4: Simplify right side
   1,449,342x = 9,912,447,747,216
5. Step 5: Solve for x
   x = 9,912,447,747,216/1,449,342
6. Step 6: Final answer
   x = 6,839,274.48