Finding the Fourth Proportional to 10,971.90, 16,459.20 and 3,950.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,971.90 : 16,459.20 = 3,950.82 : x
2. Step 2: Convert to fraction form
   10,971.90/16,459.20 = 3,950.82/x
3. Step 3: Cross multiply
   10,971.90x = 16,459.20 × 3,950.82
4. Step 4: Simplify right side
   10,971.90x = 65,027,336.54
5. Step 5: Solve for x
   x = 65,027,336.54/10,971.90
6. Step 6: Final answer
   x = 5,926.72