Finding the Fourth Proportional to 5,351.05, 8,066.68 and 4,994.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,351.05 : 8,066.68 = 4,994.25 : x
2. Step 2: Convert to fraction form
   5,351.05/8,066.68 = 4,994.25/x
3. Step 3: Cross multiply
   5,351.05x = 8,066.68 × 4,994.25
4. Step 4: Simplify right side
   5,351.05x = 40,287,016.59
5. Step 5: Solve for x
   x = 40,287,016.59/5,351.05
6. Step 6: Final answer
   x = 7,528.81