Finding the Fourth Proportional to 33,580.10, 46,338.71 and 18,470.31

Step by Step Solution

1. Step 1: Write the proportion equation
   33,580.10 : 46,338.71 = 18,470.31 : x
2. Step 2: Convert to fraction form
   33,580.10/46,338.71 = 18,470.31/x
3. Step 3: Cross multiply
   33,580.10x = 46,338.71 × 18,470.31
4. Step 4: Simplify right side
   33,580.10x = 855,890,246.35
5. Step 5: Solve for x
   x = 855,890,246.35/33,580.10
6. Step 6: Final answer
   x = 25,488.02