Finding the Fourth Proportional to 10,687.68, 16,031.34 and 3,762

Step by Step Solution

1. Step 1: Write the proportion equation
   10,687.68 : 16,031.34 = 3,762 : x
2. Step 2: Convert to fraction form
   10,687.68/16,031.34 = 3,762/x
3. Step 3: Cross multiply
   10,687.68x = 16,031.34 × 3,762
4. Step 4: Simplify right side
   10,687.68x = 60,309,901.08
5. Step 5: Solve for x
   x = 60,309,901.08/10,687.68
6. Step 6: Final answer
   x = 5,642.94