Finding the Third Proportional to 728,696 and 1,536,600

Step by Step Solution

1. Step 1: Write the proportion equation
   728,696 : 1,536,600 = 1,536,600 : x
2. Step 2: Convert to fraction form
   728,696/1,536,600 = 1,536,600/x
3. Step 3: Cross multiply
   728,696x = 1,536,600 × 1,536,600
4. Step 4: Simplify right side
   728,696x = 2,361,139,560,000
5. Step 5: Solve for x
   x = 2,361,139,560,000/728,696
6. Step 6: Final answer
   x = 3,240,225.77