Finding the Third Proportional to 344,682 and 729,106.50

Step by Step Solution

1. Step 1: Write the proportion equation
   344,682 : 729,106.50 = 729,106.50 : x
2. Step 2: Convert to fraction form
   344,682/729,106.50 = 729,106.50/x
3. Step 3: Cross multiply
   344,682x = 729,106.50 × 729,106.50
4. Step 4: Simplify right side
   344,682x = 531,596,288,342.25
5. Step 5: Solve for x
   x = 531,596,288,342.25/344,682
6. Step 6: Final answer
   x = 1,542,280.39