Finding the Fourth Proportional to 2,995.43, 4,493.75 and 1,147.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,995.43 : 4,493.75 = 1,147.05 : x
2. Step 2: Convert to fraction form
   2,995.43/4,493.75 = 1,147.05/x
3. Step 3: Cross multiply
   2,995.43x = 4,493.75 × 1,147.05
4. Step 4: Simplify right side
   2,995.43x = 5,154,550.20
5. Step 5: Solve for x
   x = 5,154,550.20/2,995.43
6. Step 6: Final answer
   x = 1,720.81