Finding the Fourth Proportional to 10,849.17, 16,273.89 and 3,453.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,849.17 : 16,273.89 = 3,453.60 : x
2. Step 2: Convert to fraction form
   10,849.17/16,273.89 = 3,453.60/x
3. Step 3: Cross multiply
   10,849.17x = 16,273.89 × 3,453.60
4. Step 4: Simplify right side
   10,849.17x = 56,203,506.50
5. Step 5: Solve for x
   x = 56,203,506.50/10,849.17
6. Step 6: Final answer
   x = 5,180.44