Finding the Fourth Proportional to 10,676.68, 16,003.87 and 3,654.63

Step by Step Solution

1. Step 1: Write the proportion equation
   10,676.68 : 16,003.87 = 3,654.63 : x
2. Step 2: Convert to fraction form
   10,676.68/16,003.87 = 3,654.63/x
3. Step 3: Cross multiply
   10,676.68x = 16,003.87 × 3,654.63
4. Step 4: Simplify right side
   10,676.68x = 58,488,223.42
5. Step 5: Solve for x
   x = 58,488,223.42/10,676.68
6. Step 6: Final answer
   x = 5,478.13