Finding the Fourth Proportional to 6,431.34, 9,651.31 and 2,271.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,431.34 : 9,651.31 = 2,271.38 : x
2. Step 2: Convert to fraction form
   6,431.34/9,651.31 = 2,271.38/x
3. Step 3: Cross multiply
   6,431.34x = 9,651.31 × 2,271.38
4. Step 4: Simplify right side
   6,431.34x = 21,921,792.51
5. Step 5: Solve for x
   x = 21,921,792.51/6,431.34
6. Step 6: Final answer
   x = 3,408.59