Finding the Fourth Proportional to 13,025.58, 19,546.56 and 8,104.86

Step by Step Solution

1. Step 1: Write the proportion equation
   13,025.58 : 19,546.56 = 8,104.86 : x
2. Step 2: Convert to fraction form
   13,025.58/19,546.56 = 8,104.86/x
3. Step 3: Cross multiply
   13,025.58x = 19,546.56 × 8,104.86
4. Step 4: Simplify right side
   13,025.58x = 158,422,132.28
5. Step 5: Solve for x
   x = 158,422,132.28/13,025.58
6. Step 6: Final answer
   x = 12,162.39