Finding the Fourth Proportional to 33,870.23, 46,742.57 and 20,441.24

Step by Step Solution

1. Step 1: Write the proportion equation
   33,870.23 : 46,742.57 = 20,441.24 : x
2. Step 2: Convert to fraction form
   33,870.23/46,742.57 = 20,441.24/x
3. Step 3: Cross multiply
   33,870.23x = 46,742.57 × 20,441.24
4. Step 4: Simplify right side
   33,870.23x = 955,476,091.59
5. Step 5: Solve for x
   x = 955,476,091.59/33,870.23
6. Step 6: Final answer
   x = 28,209.91