Finding the Fourth Proportional to 2,945.56, 4,419.90 and 1,303.24

Step by Step Solution

1. Step 1: Write the proportion equation
   2,945.56 : 4,419.90 = 1,303.24 : x
2. Step 2: Convert to fraction form
   2,945.56/4,419.90 = 1,303.24/x
3. Step 3: Cross multiply
   2,945.56x = 4,419.90 × 1,303.24
4. Step 4: Simplify right side
   2,945.56x = 5,760,190.48
5. Step 5: Solve for x
   x = 5,760,190.48/2,945.56
6. Step 6: Final answer
   x = 1,955.55