Finding the Fourth Proportional to 12,036.45, 18,061.81 and 5,462.54

Step by Step Solution

1. Step 1: Write the proportion equation
   12,036.45 : 18,061.81 = 5,462.54 : x
2. Step 2: Convert to fraction form
   12,036.45/18,061.81 = 5,462.54/x
3. Step 3: Cross multiply
   12,036.45x = 18,061.81 × 5,462.54
4. Step 4: Simplify right side
   12,036.45x = 98,663,338.73
5. Step 5: Solve for x
   x = 98,663,338.73/12,036.45
6. Step 6: Final answer
   x = 8,197.05