Finding the Fourth Proportional to 10,808.37, 16,213.47 and 3,410.85

Step by Step Solution

1. Step 1: Write the proportion equation
   10,808.37 : 16,213.47 = 3,410.85 : x
2. Step 2: Convert to fraction form
   10,808.37/16,213.47 = 3,410.85/x
3. Step 3: Cross multiply
   10,808.37x = 16,213.47 × 3,410.85
4. Step 4: Simplify right side
   10,808.37x = 55,301,714.15
5. Step 5: Solve for x
   x = 55,301,714.15/10,808.37
6. Step 6: Final answer
   x = 5,116.56