Finding the Fourth Proportional to 12,081.87, 18,124.47 and 3,762.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,081.87 : 18,124.47 = 3,762.48 : x
2. Step 2: Convert to fraction form
   12,081.87/18,124.47 = 3,762.48/x
3. Step 3: Cross multiply
   12,081.87x = 18,124.47 × 3,762.48
4. Step 4: Simplify right side
   12,081.87x = 68,192,955.89
5. Step 5: Solve for x
   x = 68,192,955.89/12,081.87
6. Step 6: Final answer
   x = 5,644.24