Finding the Fourth Proportional to 17,018.22, 25,511.76 and 7,158.19

Step by Step Solution

1. Step 1: Write the proportion equation
   17,018.22 : 25,511.76 = 7,158.19 : x
2. Step 2: Convert to fraction form
   17,018.22/25,511.76 = 7,158.19/x
3. Step 3: Cross multiply
   17,018.22x = 25,511.76 × 7,158.19
4. Step 4: Simplify right side
   17,018.22x = 182,618,025.31
5. Step 5: Solve for x
   x = 182,618,025.31/17,018.22
6. Step 6: Final answer
   x = 10,730.74