Finding the Fourth Proportional to 10,676.07, 16,007.72 and 3,653.74

Step by Step Solution

1. Step 1: Write the proportion equation
   10,676.07 : 16,007.72 = 3,653.74 : x
2. Step 2: Convert to fraction form
   10,676.07/16,007.72 = 3,653.74/x
3. Step 3: Cross multiply
   10,676.07x = 16,007.72 × 3,653.74
4. Step 4: Simplify right side
   10,676.07x = 58,488,048.61
5. Step 5: Solve for x
   x = 58,488,048.61/10,676.07
6. Step 6: Final answer
   x = 5,478.42