Finding the Fourth Proportional to 33,808.26, 46,639.89 and 21,875.46

Step by Step Solution

1. Step 1: Write the proportion equation
   33,808.26 : 46,639.89 = 21,875.46 : x
2. Step 2: Convert to fraction form
   33,808.26/46,639.89 = 21,875.46/x
3. Step 3: Cross multiply
   33,808.26x = 46,639.89 × 21,875.46
4. Step 4: Simplify right side
   33,808.26x = 1,020,269,048.10
5. Step 5: Solve for x
   x = 1,020,269,048.10/33,808.26
6. Step 6: Final answer
   x = 30,178.10