Finding the Fourth Proportional to 10,736.76, 16,105.16 and 2,945.64

Step by Step Solution

1. Step 1: Write the proportion equation
   10,736.76 : 16,105.16 = 2,945.64 : x
2. Step 2: Convert to fraction form
   10,736.76/16,105.16 = 2,945.64/x
3. Step 3: Cross multiply
   10,736.76x = 16,105.16 × 2,945.64
4. Step 4: Simplify right side
   10,736.76x = 47,440,003.50
5. Step 5: Solve for x
   x = 47,440,003.50/10,736.76
6. Step 6: Final answer
   x = 4,418.47