Finding the Fourth Proportional to 12,784.58, 17,648.18 and 8,595.26

Step by Step Solution

1. Step 1: Write the proportion equation
   12,784.58 : 17,648.18 = 8,595.26 : x
2. Step 2: Convert to fraction form
   12,784.58/17,648.18 = 8,595.26/x
3. Step 3: Cross multiply
   12,784.58x = 17,648.18 × 8,595.26
4. Step 4: Simplify right side
   12,784.58x = 151,690,662.82
5. Step 5: Solve for x
   x = 151,690,662.82/12,784.58
6. Step 6: Final answer
   x = 11,865.13