Finding the Fourth Proportional to 11,667.84, 17,522.64 and 11,198.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,667.84 : 17,522.64 = 11,198.04 : x
2. Step 2: Convert to fraction form
   11,667.84/17,522.64 = 11,198.04/x
3. Step 3: Cross multiply
   11,667.84x = 17,522.64 × 11,198.04
4. Step 4: Simplify right side
   11,667.84x = 196,219,223.63
5. Step 5: Solve for x
   x = 196,219,223.63/11,667.84
6. Step 6: Final answer
   x = 16,817.10