Finding the Fourth Proportional to 3,359.60, 5,033.62 and 2,620.67

Step by Step Solution

1. Step 1: Write the proportion equation
   3,359.60 : 5,033.62 = 2,620.67 : x
2. Step 2: Convert to fraction form
   3,359.60/5,033.62 = 2,620.67/x
3. Step 3: Cross multiply
   3,359.60x = 5,033.62 × 2,620.67
4. Step 4: Simplify right side
   3,359.60x = 13,191,443.82
5. Step 5: Solve for x
   x = 13,191,443.82/3,359.60
6. Step 6: Final answer
   x = 3,926.50