Finding the Fourth Proportional to 10,858.05, 16,289.33 and 3,463.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,858.05 : 16,289.33 = 3,463.07 : x
2. Step 2: Convert to fraction form
   10,858.05/16,289.33 = 3,463.07/x
3. Step 3: Cross multiply
   10,858.05x = 16,289.33 × 3,463.07
4. Step 4: Simplify right side
   10,858.05x = 56,410,991.28
5. Step 5: Solve for x
   x = 56,410,991.28/10,858.05
6. Step 6: Final answer
   x = 5,195.32