Finding the Fourth Proportional to 17,100.25, 25,648.70 and 8,341.21

Step by Step Solution

1. Step 1: Write the proportion equation
   17,100.25 : 25,648.70 = 8,341.21 : x
2. Step 2: Convert to fraction form
   17,100.25/25,648.70 = 8,341.21/x
3. Step 3: Cross multiply
   17,100.25x = 25,648.70 × 8,341.21
4. Step 4: Simplify right side
   17,100.25x = 213,941,151.22
5. Step 5: Solve for x
   x = 213,941,151.22/17,100.25
6. Step 6: Final answer
   x = 12,511.00