Finding the Fourth Proportional to 10,595.78, 14,621.60 and 5,879.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,595.78 : 14,621.60 = 5,879.76 : x
2. Step 2: Convert to fraction form
   10,595.78/14,621.60 = 5,879.76/x
3. Step 3: Cross multiply
   10,595.78x = 14,621.60 × 5,879.76
4. Step 4: Simplify right side
   10,595.78x = 85,971,498.82
5. Step 5: Solve for x
   x = 85,971,498.82/10,595.78
6. Step 6: Final answer
   x = 8,113.75