Finding the Fourth Proportional to 10,983.49, 16,471.53 and 3,586.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,983.49 : 16,471.53 = 3,586.12 : x
2. Step 2: Convert to fraction form
   10,983.49/16,471.53 = 3,586.12/x
3. Step 3: Cross multiply
   10,983.49x = 16,471.53 × 3,586.12
4. Step 4: Simplify right side
   10,983.49x = 59,068,883.16
5. Step 5: Solve for x
   x = 59,068,883.16/10,983.49
6. Step 6: Final answer
   x = 5,377.97