Finding the Fourth Proportional to 9,066.18, 12,512.66 and 5,087.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,066.18 : 12,512.66 = 5,087.68 : x
2. Step 2: Convert to fraction form
   9,066.18/12,512.66 = 5,087.68/x
3. Step 3: Cross multiply
   9,066.18x = 12,512.66 × 5,087.68
4. Step 4: Simplify right side
   9,066.18x = 63,660,410.03
5. Step 5: Solve for x
   x = 63,660,410.03/9,066.18
6. Step 6: Final answer
   x = 7,021.75