Finding the Fourth Proportional to 10,860.88, 16,293.97 and 3,465.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,860.88 : 16,293.97 = 3,465.34 : x
2. Step 2: Convert to fraction form
   10,860.88/16,293.97 = 3,465.34/x
3. Step 3: Cross multiply
   10,860.88x = 16,293.97 × 3,465.34
4. Step 4: Simplify right side
   10,860.88x = 56,464,146.00
5. Step 5: Solve for x
   x = 56,464,146.00/10,860.88
6. Step 6: Final answer
   x = 5,198.86