Finding the Fourth Proportional to 11,674.53, 17,501.94 and 5,431.32

Step by Step Solution

1. Step 1: Write the proportion equation
   11,674.53 : 17,501.94 = 5,431.32 : x
2. Step 2: Convert to fraction form
   11,674.53/17,501.94 = 5,431.32/x
3. Step 3: Cross multiply
   11,674.53x = 17,501.94 × 5,431.32
4. Step 4: Simplify right side
   11,674.53x = 95,058,636.76
5. Step 5: Solve for x
   x = 95,058,636.76/11,674.53
6. Step 6: Final answer
   x = 8,142.40