Finding the Fourth Proportional to 10,901.69, 16,354.97 and 3,976.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,901.69 : 16,354.97 = 3,976.19 : x
2. Step 2: Convert to fraction form
   10,901.69/16,354.97 = 3,976.19/x
3. Step 3: Cross multiply
   10,901.69x = 16,354.97 × 3,976.19
4. Step 4: Simplify right side
   10,901.69x = 65,030,422.31
5. Step 5: Solve for x
   x = 65,030,422.31/10,901.69
6. Step 6: Final answer
   x = 5,965.17