Finding the Fourth Proportional to 2,395.09, 3,591.95 and 1,224.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,395.09 : 3,591.95 = 1,224.72 : x
2. Step 2: Convert to fraction form
   2,395.09/3,591.95 = 1,224.72/x
3. Step 3: Cross multiply
   2,395.09x = 3,591.95 × 1,224.72
4. Step 4: Simplify right side
   2,395.09x = 4,399,126.88
5. Step 5: Solve for x
   x = 4,399,126.88/2,395.09
6. Step 6: Final answer
   x = 1,836.72