Finding the Third Proportional to 395,584 and 612,922.38

Step by Step Solution

1. Step 1: Write the proportion equation
   395,584 : 612,922.38 = 612,922.38 : x
2. Step 2: Convert to fraction form
   395,584/612,922.38 = 612,922.38/x
3. Step 3: Cross multiply
   395,584x = 612,922.38 × 612,922.38
4. Step 4: Simplify right side
   395,584x = 375,673,837,775.64
5. Step 5: Solve for x
   x = 375,673,837,775.64/395,584
6. Step 6: Final answer
   x = 949,668.94