Finding the Fourth Proportional to 5,651.30, 7,801.52 and 3,974.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,651.30 : 7,801.52 = 3,974.16 : x
2. Step 2: Convert to fraction form
   5,651.30/7,801.52 = 3,974.16/x
3. Step 3: Cross multiply
   5,651.30x = 7,801.52 × 3,974.16
4. Step 4: Simplify right side
   5,651.30x = 31,004,488.72
5. Step 5: Solve for x
   x = 31,004,488.72/5,651.30
6. Step 6: Final answer
   x = 5,486.26