Finding the Fourth Proportional to 11,422.22, 17,085.94 and 10,722.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,422.22 : 17,085.94 = 10,722.38 : x
2. Step 2: Convert to fraction form
   11,422.22/17,085.94 = 10,722.38/x
3. Step 3: Cross multiply
   11,422.22x = 17,085.94 × 10,722.38
4. Step 4: Simplify right side
   11,422.22x = 183,201,829.10
5. Step 5: Solve for x
   x = 183,201,829.10/11,422.22
6. Step 6: Final answer
   x = 16,039.08