Finding the Fourth Proportional to 2,404.56, 3,603.79 and 1,172.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,404.56 : 3,603.79 = 1,172.35 : x
2. Step 2: Convert to fraction form
   2,404.56/3,603.79 = 1,172.35/x
3. Step 3: Cross multiply
   2,404.56x = 3,603.79 × 1,172.35
4. Step 4: Simplify right side
   2,404.56x = 4,224,903.21
5. Step 5: Solve for x
   x = 4,224,903.21/2,404.56
6. Step 6: Final answer
   x = 1,757.04