Finding the Third Proportional to 402,287.50 and 794,308

Step by Step Solution

1. Step 1: Write the proportion equation
   402,287.50 : 794,308 = 794,308 : x
2. Step 2: Convert to fraction form
   402,287.50/794,308 = 794,308/x
3. Step 3: Cross multiply
   402,287.50x = 794,308 × 794,308
4. Step 4: Simplify right side
   402,287.50x = 630,925,198,864
5. Step 5: Solve for x
   x = 630,925,198,864/402,287.50
6. Step 6: Final answer
   x = 1,568,344.03