Finding the Third Proportional to 2,439,240 and 3,571,380

Step by Step Solution

1. Step 1: Write the proportion equation
   2,439,240 : 3,571,380 = 3,571,380 : x
2. Step 2: Convert to fraction form
   2,439,240/3,571,380 = 3,571,380/x
3. Step 3: Cross multiply
   2,439,240x = 3,571,380 × 3,571,380
4. Step 4: Simplify right side
   2,439,240x = 12,754,755,104,400
5. Step 5: Solve for x
   x = 12,754,755,104,400/2,439,240
6. Step 6: Final answer
   x = 5,228,987.35