Finding the Fourth Proportional to 10,910.86, 16,368.91 and 3,516.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,910.86 : 16,368.91 = 3,516.02 : x
2. Step 2: Convert to fraction form
   10,910.86/16,368.91 = 3,516.02/x
3. Step 3: Cross multiply
   10,910.86x = 16,368.91 × 3,516.02
4. Step 4: Simplify right side
   10,910.86x = 57,553,414.94
5. Step 5: Solve for x
   x = 57,553,414.94/10,910.86
6. Step 6: Final answer
   x = 5,274.87