Finding the Fourth Proportional to 5,352.05, 8,019.29 and 5,146.98

Step by Step Solution

1. Step 1: Write the proportion equation
   5,352.05 : 8,019.29 = 5,146.98 : x
2. Step 2: Convert to fraction form
   5,352.05/8,019.29 = 5,146.98/x
3. Step 3: Cross multiply
   5,352.05x = 8,019.29 × 5,146.98
4. Step 4: Simplify right side
   5,352.05x = 41,275,099.51
5. Step 5: Solve for x
   x = 41,275,099.51/5,352.05
6. Step 6: Final answer
   x = 7,712.02