Finding the Fourth Proportional to 12,041.82, 18,066.38 and 5,025.20

Step by Step Solution

1. Step 1: Write the proportion equation
   12,041.82 : 18,066.38 = 5,025.20 : x
2. Step 2: Convert to fraction form
   12,041.82/18,066.38 = 5,025.20/x
3. Step 3: Cross multiply
   12,041.82x = 18,066.38 × 5,025.20
4. Step 4: Simplify right side
   12,041.82x = 90,787,057.32
5. Step 5: Solve for x
   x = 90,787,057.32/12,041.82
6. Step 6: Final answer
   x = 7,539.31