Finding the Fourth Proportional to 10,866.06, 16,298.96 and 3,470.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,866.06 : 16,298.96 = 3,470.42 : x
2. Step 2: Convert to fraction form
   10,866.06/16,298.96 = 3,470.42/x
3. Step 3: Cross multiply
   10,866.06x = 16,298.96 × 3,470.42
4. Step 4: Simplify right side
   10,866.06x = 56,564,236.76
5. Step 5: Solve for x
   x = 56,564,236.76/10,866.06
6. Step 6: Final answer
   x = 5,205.59