Finding the Fourth Proportional to 33,869.82, 46,737.42 and 20,436.18

Step by Step Solution

1. Step 1: Write the proportion equation
   33,869.82 : 46,737.42 = 20,436.18 : x
2. Step 2: Convert to fraction form
   33,869.82/46,737.42 = 20,436.18/x
3. Step 3: Cross multiply
   33,869.82x = 46,737.42 × 20,436.18
4. Step 4: Simplify right side
   33,869.82x = 955,134,327.86
5. Step 5: Solve for x
   x = 955,134,327.86/33,869.82
6. Step 6: Final answer
   x = 28,200.16