Finding the Fourth Proportional to 2,894.04, 4,341.60 and 945.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,894.04 : 4,341.60 = 945.72 : x
2. Step 2: Convert to fraction form
   2,894.04/4,341.60 = 945.72/x
3. Step 3: Cross multiply
   2,894.04x = 4,341.60 × 945.72
4. Step 4: Simplify right side
   2,894.04x = 4,105,937.95
5. Step 5: Solve for x
   x = 4,105,937.95/2,894.04
6. Step 6: Final answer
   x = 1,418.76