Finding the Fourth Proportional to 7,002.29, 9,663.05 and 3,858.59

Step by Step Solution

1. Step 1: Write the proportion equation
   7,002.29 : 9,663.05 = 3,858.59 : x
2. Step 2: Convert to fraction form
   7,002.29/9,663.05 = 3,858.59/x
3. Step 3: Cross multiply
   7,002.29x = 9,663.05 × 3,858.59
4. Step 4: Simplify right side
   7,002.29x = 37,285,748.10
5. Step 5: Solve for x
   x = 37,285,748.10/7,002.29
6. Step 6: Final answer
   x = 5,324.79