Finding the Third Proportional to 1,736,728 and 2,623,240

Step by Step Solution

1. Step 1: Write the proportion equation
   1,736,728 : 2,623,240 = 2,623,240 : x
2. Step 2: Convert to fraction form
   1,736,728/2,623,240 = 2,623,240/x
3. Step 3: Cross multiply
   1,736,728x = 2,623,240 × 2,623,240
4. Step 4: Simplify right side
   1,736,728x = 6,881,388,097,600
5. Step 5: Solve for x
   x = 6,881,388,097,600/1,736,728
6. Step 6: Final answer
   x = 3,962,271.64