Finding the Fourth Proportional to 12,164.56, 18,246.88 and 3,399.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,164.56 : 18,246.88 = 3,399.42 : x
2. Step 2: Convert to fraction form
   12,164.56/18,246.88 = 3,399.42/x
3. Step 3: Cross multiply
   12,164.56x = 18,246.88 × 3,399.42
4. Step 4: Simplify right side
   12,164.56x = 62,028,808.81
5. Step 5: Solve for x
   x = 62,028,808.81/12,164.56
6. Step 6: Final answer
   x = 5,099.14