Finding the Fourth Proportional to 12,073.98, 18,099.72 and 4,683.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,073.98 : 18,099.72 = 4,683.24 : x
2. Step 2: Convert to fraction form
   12,073.98/18,099.72 = 4,683.24/x
3. Step 3: Cross multiply
   12,073.98x = 18,099.72 × 4,683.24
4. Step 4: Simplify right side
   12,073.98x = 84,765,332.69
5. Step 5: Solve for x
   x = 84,765,332.69/12,073.98
6. Step 6: Final answer
   x = 7,020.50