Finding the Fourth Proportional to 10,447.16, 14,417.19 and 5,731.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,447.16 : 14,417.19 = 5,731.34 : x
2. Step 2: Convert to fraction form
   10,447.16/14,417.19 = 5,731.34/x
3. Step 3: Cross multiply
   10,447.16x = 14,417.19 × 5,731.34
4. Step 4: Simplify right side
   10,447.16x = 82,629,817.73
5. Step 5: Solve for x
   x = 82,629,817.73/10,447.16
6. Step 6: Final answer
   x = 7,909.31