Finding the Fourth Proportional to 12,082.16, 16,681.06 and 9,849.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,082.16 : 16,681.06 = 9,849.30 : x
2. Step 2: Convert to fraction form
   12,082.16/16,681.06 = 9,849.30/x
3. Step 3: Cross multiply
   12,082.16x = 16,681.06 × 9,849.30
4. Step 4: Simplify right side
   12,082.16x = 164,296,764.26
5. Step 5: Solve for x
   x = 164,296,764.26/12,082.16
6. Step 6: Final answer
   x = 13,598.29