Finding the Fourth Proportional to 9,066.77, 12,512.37 and 5,088.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,066.77 : 12,512.37 = 5,088.20 : x
2. Step 2: Convert to fraction form
   9,066.77/12,512.37 = 5,088.20/x
3. Step 3: Cross multiply
   9,066.77x = 12,512.37 × 5,088.20
4. Step 4: Simplify right side
   9,066.77x = 63,665,441.03
5. Step 5: Solve for x
   x = 63,665,441.03/9,066.77
6. Step 6: Final answer
   x = 7,021.84