Finding the Fourth Proportional to 10,801.89, 16,202.03 and 3,406.19

Step by Step Solution

1. Step 1: Write the proportion equation
   10,801.89 : 16,202.03 = 3,406.19 : x
2. Step 2: Convert to fraction form
   10,801.89/16,202.03 = 3,406.19/x
3. Step 3: Cross multiply
   10,801.89x = 16,202.03 × 3,406.19
4. Step 4: Simplify right side
   10,801.89x = 55,187,094.52
5. Step 5: Solve for x
   x = 55,187,094.52/10,801.89
6. Step 6: Final answer
   x = 5,109.02