Finding the Fourth Proportional to 6,665.82, 10,004.78 and 3,548.43

Step by Step Solution

1. Step 1: Write the proportion equation
   6,665.82 : 10,004.78 = 3,548.43 : x
2. Step 2: Convert to fraction form
   6,665.82/10,004.78 = 3,548.43/x
3. Step 3: Cross multiply
   6,665.82x = 10,004.78 × 3,548.43
4. Step 4: Simplify right side
   6,665.82x = 35,501,261.50
5. Step 5: Solve for x
   x = 35,501,261.50/6,665.82
6. Step 6: Final answer
   x = 5,325.87