Finding the Fourth Proportional to 2,685,523.02, 4,028,244.59 and 663,766.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,685,523.02 : 4,028,244.59 = 663,766.82 : x
2. Step 2: Convert to fraction form
   2,685,523.02/4,028,244.59 = 663,766.82/x
3. Step 3: Cross multiply
   2,685,523.02x = 4,028,244.59 × 663,766.82
4. Step 4: Simplify right side
   2,685,523.02x = 2,673,815,100,856.80
5. Step 5: Solve for x
   x = 2,673,815,100,856.80/2,685,523.02
6. Step 6: Final answer
   x = 995,640.36