Finding the Fourth Proportional to 7,009.69, 10,521.02 and 3,549.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,009.69 : 10,521.02 = 3,549.37 : x
2. Step 2: Convert to fraction form
   7,009.69/10,521.02 = 3,549.37/x
3. Step 3: Cross multiply
   7,009.69x = 10,521.02 × 3,549.37
4. Step 4: Simplify right side
   7,009.69x = 37,342,992.76
5. Step 5: Solve for x
   x = 37,342,992.76/7,009.69
6. Step 6: Final answer
   x = 5,327.34