Finding the Third Proportional to 336,783 and 522,934.50

Step by Step Solution

1. Step 1: Write the proportion equation
   336,783 : 522,934.50 = 522,934.50 : x
2. Step 2: Convert to fraction form
   336,783/522,934.50 = 522,934.50/x
3. Step 3: Cross multiply
   336,783x = 522,934.50 × 522,934.50
4. Step 4: Simplify right side
   336,783x = 273,460,491,290.25
5. Step 5: Solve for x
   x = 273,460,491,290.25/336,783
6. Step 6: Final answer
   x = 811,978.31