Finding the Fourth Proportional to 3,404.46, 4,700.52 and 2,620.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,404.46 : 4,700.52 = 2,620.38 : x
2. Step 2: Convert to fraction form
   3,404.46/4,700.52 = 2,620.38/x
3. Step 3: Cross multiply
   3,404.46x = 4,700.52 × 2,620.38
4. Step 4: Simplify right side
   3,404.46x = 12,317,148.60
5. Step 5: Solve for x
   x = 12,317,148.60/3,404.46
6. Step 6: Final answer
   x = 3,617.94