Finding the Fourth Proportional to 13,105.96, 19,662.18 and 4,341.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,105.96 : 19,662.18 = 4,341.76 : x
2. Step 2: Convert to fraction form
   13,105.96/19,662.18 = 4,341.76/x
3. Step 3: Cross multiply
   13,105.96x = 19,662.18 × 4,341.76
4. Step 4: Simplify right side
   13,105.96x = 85,368,417.48
5. Step 5: Solve for x
   x = 85,368,417.48/13,105.96
6. Step 6: Final answer
   x = 6,513.71