Finding the Fourth Proportional to 7,002.05, 9,662.74 and 3,858.17

Step by Step Solution

1. Step 1: Write the proportion equation
   7,002.05 : 9,662.74 = 3,858.17 : x
2. Step 2: Convert to fraction form
   7,002.05/9,662.74 = 3,858.17/x
3. Step 3: Cross multiply
   7,002.05x = 9,662.74 × 3,858.17
4. Step 4: Simplify right side
   7,002.05x = 37,280,493.59
5. Step 5: Solve for x
   x = 37,280,493.59/7,002.05
6. Step 6: Final answer
   x = 5,324.23