Finding the Fourth Proportional to 2,974.86, 4,462.55 and 894.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,974.86 : 4,462.55 = 894.72 : x
2. Step 2: Convert to fraction form
   2,974.86/4,462.55 = 894.72/x
3. Step 3: Cross multiply
   2,974.86x = 4,462.55 × 894.72
4. Step 4: Simplify right side
   2,974.86x = 3,992,728.26
5. Step 5: Solve for x
   x = 3,992,728.26/2,974.86
6. Step 6: Final answer
   x = 1,342.16