Finding the Third Proportional to 725,448 and 1,579,392

Step by Step Solution

1. Step 1: Write the proportion equation
   725,448 : 1,579,392 = 1,579,392 : x
2. Step 2: Convert to fraction form
   725,448/1,579,392 = 1,579,392/x
3. Step 3: Cross multiply
   725,448x = 1,579,392 × 1,579,392
4. Step 4: Simplify right side
   725,448x = 2,494,479,089,664
5. Step 5: Solve for x
   x = 2,494,479,089,664/725,448
6. Step 6: Final answer
   x = 3,438,536.04