Finding the Third Proportional to 326,914.50 and 705,436

Step by Step Solution

1. Step 1: Write the proportion equation
   326,914.50 : 705,436 = 705,436 : x
2. Step 2: Convert to fraction form
   326,914.50/705,436 = 705,436/x
3. Step 3: Cross multiply
   326,914.50x = 705,436 × 705,436
4. Step 4: Simplify right side
   326,914.50x = 497,639,950,096
5. Step 5: Solve for x
   x = 497,639,950,096/326,914.50
6. Step 6: Final answer
   x = 1,522,232.72