Finding the Fourth Proportional to 12,314.16, 18,472.56 and 3,993.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,314.16 : 18,472.56 = 3,993.84 : x
2. Step 2: Convert to fraction form
   12,314.16/18,472.56 = 3,993.84/x
3. Step 3: Cross multiply
   12,314.16x = 18,472.56 × 3,993.84
4. Step 4: Simplify right side
   12,314.16x = 73,776,449.03
5. Step 5: Solve for x
   x = 73,776,449.03/12,314.16
6. Step 6: Final answer
   x = 5,991.19