Finding the Fourth Proportional to 2,422.04, 3,613.55 and 2,188.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.04 : 3,613.55 = 2,188.49 : x
2. Step 2: Convert to fraction form
   2,422.04/3,613.55 = 2,188.49/x
3. Step 3: Cross multiply
   2,422.04x = 3,613.55 × 2,188.49
4. Step 4: Simplify right side
   2,422.04x = 7,908,189.03
5. Step 5: Solve for x
   x = 7,908,189.03/2,422.04
6. Step 6: Final answer
   x = 3,265.10