Finding the Third Proportional to 326,762.50 and 707,805

Step by Step Solution

1. Step 1: Write the proportion equation
   326,762.50 : 707,805 = 707,805 : x
2. Step 2: Convert to fraction form
   326,762.50/707,805 = 707,805/x
3. Step 3: Cross multiply
   326,762.50x = 707,805 × 707,805
4. Step 4: Simplify right side
   326,762.50x = 500,987,918,025
5. Step 5: Solve for x
   x = 500,987,918,025/326,762.50
6. Step 6: Final answer
   x = 1,533,186.70