Finding the Fourth Proportional to 16,031.68, 24,040.72 and 7,709.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,031.68 : 24,040.72 = 7,709.76 : x
2. Step 2: Convert to fraction form
   16,031.68/24,040.72 = 7,709.76/x
3. Step 3: Cross multiply
   16,031.68x = 24,040.72 × 7,709.76
4. Step 4: Simplify right side
   16,031.68x = 185,348,181.43
5. Step 5: Solve for x
   x = 185,348,181.43/16,031.68
6. Step 6: Final answer
   x = 11,561.37