Finding the Fourth Proportional to 33,435.42, 46,140.69 and 18,328.72

Step by Step Solution

1. Step 1: Write the proportion equation
   33,435.42 : 46,140.69 = 18,328.72 : x
2. Step 2: Convert to fraction form
   33,435.42/46,140.69 = 18,328.72/x
3. Step 3: Cross multiply
   33,435.42x = 46,140.69 × 18,328.72
4. Step 4: Simplify right side
   33,435.42x = 845,699,787.62
5. Step 5: Solve for x
   x = 845,699,787.62/33,435.42
6. Step 6: Final answer
   x = 25,293.53