Finding the Third Proportional to 326,824.88 and 707,920.31

Step by Step Solution

1. Step 1: Write the proportion equation
   326,824.88 : 707,920.31 = 707,920.31 : x
2. Step 2: Convert to fraction form
   326,824.88/707,920.31 = 707,920.31/x
3. Step 3: Cross multiply
   326,824.88x = 707,920.31 × 707,920.31
4. Step 4: Simplify right side
   326,824.88x = 501,151,168,850.10
5. Step 5: Solve for x
   x = 501,151,168,850.10/326,824.88
6. Step 6: Final answer
   x = 1,533,393.59