Finding the Fourth Proportional to 2,620.04, 3,615.72 and 1,441.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620.04 : 3,615.72 = 1,441.22 : x
2. Step 2: Convert to fraction form
   2,620.04/3,615.72 = 1,441.22/x
3. Step 3: Cross multiply
   2,620.04x = 3,615.72 × 1,441.22
4. Step 4: Simplify right side
   2,620.04x = 5,211,047.98
5. Step 5: Solve for x
   x = 5,211,047.98/2,620.04
6. Step 6: Final answer
   x = 1,988.92