Finding the Fourth Proportional to 12,109.56, 18,162.26 and 3,225.02

Step by Step Solution

1. Step 1: Write the proportion equation
   12,109.56 : 18,162.26 = 3,225.02 : x
2. Step 2: Convert to fraction form
   12,109.56/18,162.26 = 3,225.02/x
3. Step 3: Cross multiply
   12,109.56x = 18,162.26 × 3,225.02
4. Step 4: Simplify right side
   12,109.56x = 58,573,651.75
5. Step 5: Solve for x
   x = 58,573,651.75/12,109.56
6. Step 6: Final answer
   x = 4,836.98