Finding the Fourth Proportional to 10,899.97, 16,351.49 and 3,501.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,899.97 : 16,351.49 = 3,501.95 : x
2. Step 2: Convert to fraction form
   10,899.97/16,351.49 = 3,501.95/x
3. Step 3: Cross multiply
   10,899.97x = 16,351.49 × 3,501.95
4. Step 4: Simplify right side
   10,899.97x = 57,262,100.41
5. Step 5: Solve for x
   x = 57,262,100.41/10,899.97
6. Step 6: Final answer
   x = 5,253.42