Finding the Fourth Proportional to 17,182.18, 23,722.83 and 13,196.17

Step by Step Solution

1. Step 1: Write the proportion equation
   17,182.18 : 23,722.83 = 13,196.17 : x
2. Step 2: Convert to fraction form
   17,182.18/23,722.83 = 13,196.17/x
3. Step 3: Cross multiply
   17,182.18x = 23,722.83 × 13,196.17
4. Step 4: Simplify right side
   17,182.18x = 313,050,312.97
5. Step 5: Solve for x
   x = 313,050,312.97/17,182.18
6. Step 6: Final answer
   x = 18,219.48