Finding the Fourth Proportional to 17,155.16, 23,679.96 and 10,083.68

Step by Step Solution

1. Step 1: Write the proportion equation
   17,155.16 : 23,679.96 = 10,083.68 : x
2. Step 2: Convert to fraction form
   17,155.16/23,679.96 = 10,083.68/x
3. Step 3: Cross multiply
   17,155.16x = 23,679.96 × 10,083.68
4. Step 4: Simplify right side
   17,155.16x = 238,781,139.05
5. Step 5: Solve for x
   x = 238,781,139.05/17,155.16
6. Step 6: Final answer
   x = 13,918.91