Finding the Fourth Proportional to 33,230.72, 45,856.32 and 18,326.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,230.72 : 45,856.32 = 18,326.72 : x
2. Step 2: Convert to fraction form
   33,230.72/45,856.32 = 18,326.72/x
3. Step 3: Cross multiply
   33,230.72x = 45,856.32 × 18,326.72
4. Step 4: Simplify right side
   33,230.72x = 840,395,936.87
5. Step 5: Solve for x
   x = 840,395,936.87/33,230.72
6. Step 6: Final answer
   x = 25,289.73