Finding the Fourth Proportional to 12,595.77, 18,879.82 and 5,196.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,595.77 : 18,879.82 = 5,196.22 : x
2. Step 2: Convert to fraction form
   12,595.77/18,879.82 = 5,196.22/x
3. Step 3: Cross multiply
   12,595.77x = 18,879.82 × 5,196.22
4. Step 4: Simplify right side
   12,595.77x = 98,103,638.09
5. Step 5: Solve for x
   x = 98,103,638.09/12,595.77
6. Step 6: Final answer
   x = 7,788.62