Finding the Fourth Proportional to 4,946.72, 7,389.52 and 3,974.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,946.72 : 7,389.52 = 3,974.72 : x
2. Step 2: Convert to fraction form
   4,946.72/7,389.52 = 3,974.72/x
3. Step 3: Cross multiply
   4,946.72x = 7,389.52 × 3,974.72
4. Step 4: Simplify right side
   4,946.72x = 29,371,272.93
5. Step 5: Solve for x
   x = 29,371,272.93/4,946.72
6. Step 6: Final answer
   x = 5,937.52