Finding the Fourth Proportional to 20,483.82, 30,716.01 and 10,613.16

Step by Step Solution

1. Step 1: Write the proportion equation
   20,483.82 : 30,716.01 = 10,613.16 : x
2. Step 2: Convert to fraction form
   20,483.82/30,716.01 = 10,613.16/x
3. Step 3: Cross multiply
   20,483.82x = 30,716.01 × 10,613.16
4. Step 4: Simplify right side
   20,483.82x = 325,993,928.69
5. Step 5: Solve for x
   x = 325,993,928.69/20,483.82
6. Step 6: Final answer
   x = 15,914.70