Finding the Third Proportional to 1,638,349 and 2,457,525

Step by Step Solution

1. Step 1: Write the proportion equation
   1,638,349 : 2,457,525 = 2,457,525 : x
2. Step 2: Convert to fraction form
   1,638,349/2,457,525 = 2,457,525/x
3. Step 3: Cross multiply
   1,638,349x = 2,457,525 × 2,457,525
4. Step 4: Simplify right side
   1,638,349x = 6,039,429,125,625
5. Step 5: Solve for x
   x = 6,039,429,125,625/1,638,349
6. Step 6: Final answer
   x = 3,686,289.75