Finding the Fourth Proportional to 10,807.35, 16,212.37 and 3,410.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,807.35 : 16,212.37 = 3,410.72 : x
2. Step 2: Convert to fraction form
   10,807.35/16,212.37 = 3,410.72/x
3. Step 3: Cross multiply
   10,807.35x = 16,212.37 × 3,410.72
4. Step 4: Simplify right side
   10,807.35x = 55,295,854.61
5. Step 5: Solve for x
   x = 55,295,854.61/10,807.35
6. Step 6: Final answer
   x = 5,116.50