Finding the Third Proportional to 338,842.50 and 736,716

Step by Step Solution

1. Step 1: Write the proportion equation
   338,842.50 : 736,716 = 736,716 : x
2. Step 2: Convert to fraction form
   338,842.50/736,716 = 736,716/x
3. Step 3: Cross multiply
   338,842.50x = 736,716 × 736,716
4. Step 4: Simplify right side
   338,842.50x = 542,750,464,656
5. Step 5: Solve for x
   x = 542,750,464,656/338,842.50
6. Step 6: Final answer
   x = 1,601,778.01