Finding the Fourth Proportional to 16,427.16, 24,658.28 and 7,071.81

Step by Step Solution

1. Step 1: Write the proportion equation
   16,427.16 : 24,658.28 = 7,071.81 : x
2. Step 2: Convert to fraction form
   16,427.16/24,658.28 = 7,071.81/x
3. Step 3: Cross multiply
   16,427.16x = 24,658.28 × 7,071.81
4. Step 4: Simplify right side
   16,427.16x = 174,378,635.73
5. Step 5: Solve for x
   x = 174,378,635.73/16,427.16
6. Step 6: Final answer
   x = 10,615.26