Finding the Third Proportional to 334,391.50 and 723,323

Step by Step Solution

1. Step 1: Write the proportion equation
   334,391.50 : 723,323 = 723,323 : x
2. Step 2: Convert to fraction form
   334,391.50/723,323 = 723,323/x
3. Step 3: Cross multiply
   334,391.50x = 723,323 × 723,323
4. Step 4: Simplify right side
   334,391.50x = 523,196,162,329
5. Step 5: Solve for x
   x = 523,196,162,329/334,391.50
6. Step 6: Final answer
   x = 1,564,621.60