Finding the Fourth Proportional to 12,309.42, 18,453.15 and 4,516.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,309.42 : 18,453.15 = 4,516.41 : x
2. Step 2: Convert to fraction form
   12,309.42/18,453.15 = 4,516.41/x
3. Step 3: Cross multiply
   12,309.42x = 18,453.15 × 4,516.41
4. Step 4: Simplify right side
   12,309.42x = 83,341,991.19
5. Step 5: Solve for x
   x = 83,341,991.19/12,309.42
6. Step 6: Final answer
   x = 6,770.59