Finding the Third Proportional to 728,180 and 1,596,328

Step by Step Solution

1. Step 1: Write the proportion equation
   728,180 : 1,596,328 = 1,596,328 : x
2. Step 2: Convert to fraction form
   728,180/1,596,328 = 1,596,328/x
3. Step 3: Cross multiply
   728,180x = 1,596,328 × 1,596,328
4. Step 4: Simplify right side
   728,180x = 2,548,263,083,584
5. Step 5: Solve for x
   x = 2,548,263,083,584/728,180
6. Step 6: Final answer
   x = 3,499,496.12