Finding the Fourth Proportional to 17,111.07, 25,674.80 and 8,341.20

Step by Step Solution

1. Step 1: Write the proportion equation
   17,111.07 : 25,674.80 = 8,341.20 : x
2. Step 2: Convert to fraction form
   17,111.07/25,674.80 = 8,341.20/x
3. Step 3: Cross multiply
   17,111.07x = 25,674.80 × 8,341.20
4. Step 4: Simplify right side
   17,111.07x = 214,158,641.76
5. Step 5: Solve for x
   x = 214,158,641.76/17,111.07
6. Step 6: Final answer
   x = 12,515.79