Finding the Fourth Proportional to 11,814.02, 17,715.72 and 3,491.14

Step by Step Solution

1. Step 1: Write the proportion equation
   11,814.02 : 17,715.72 = 3,491.14 : x
2. Step 2: Convert to fraction form
   11,814.02/17,715.72 = 3,491.14/x
3. Step 3: Cross multiply
   11,814.02x = 17,715.72 × 3,491.14
4. Step 4: Simplify right side
   11,814.02x = 61,848,058.72
5. Step 5: Solve for x
   x = 61,848,058.72/11,814.02
6. Step 6: Final answer
   x = 5,235.14