Finding the Fourth Proportional to 12,363.72, 18,545.41 and 3,003.81

Step by Step Solution

1. Step 1: Write the proportion equation
   12,363.72 : 18,545.41 = 3,003.81 : x
2. Step 2: Convert to fraction form
   12,363.72/18,545.41 = 3,003.81/x
3. Step 3: Cross multiply
   12,363.72x = 18,545.41 × 3,003.81
4. Step 4: Simplify right side
   12,363.72x = 55,706,888.01
5. Step 5: Solve for x
   x = 55,706,888.01/12,363.72
6. Step 6: Final answer
   x = 4,505.67