Finding the Fourth Proportional to 1,594.72, 2,399.37 and 945.91

Step by Step Solution

1. Step 1: Write the proportion equation
   1,594.72 : 2,399.37 = 945.91 : x
2. Step 2: Convert to fraction form
   1,594.72/2,399.37 = 945.91/x
3. Step 3: Cross multiply
   1,594.72x = 2,399.37 × 945.91
4. Step 4: Simplify right side
   1,594.72x = 2,269,588.08
5. Step 5: Solve for x
   x = 2,269,588.08/1,594.72
6. Step 6: Final answer
   x = 1,423.19