Finding the Fourth Proportional to 12,045, 18,066.96 and 5,022.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,045 : 18,066.96 = 5,022.12 : x
2. Step 2: Convert to fraction form
   12,045/18,066.96 = 5,022.12/x
3. Step 3: Cross multiply
   12,045x = 18,066.96 × 5,022.12
4. Step 4: Simplify right side
   12,045x = 90,734,441.16
5. Step 5: Solve for x
   x = 90,734,441.16/12,045
6. Step 6: Final answer
   x = 7,532.95