Finding the Fourth Proportional to 33,819.63, 46,662.70 and 21,868.59

Step by Step Solution

1. Step 1: Write the proportion equation
   33,819.63 : 46,662.70 = 21,868.59 : x
2. Step 2: Convert to fraction form
   33,819.63/46,662.70 = 21,868.59/x
3. Step 3: Cross multiply
   33,819.63x = 46,662.70 × 21,868.59
4. Step 4: Simplify right side
   33,819.63x = 1,020,447,454.59
5. Step 5: Solve for x
   x = 1,020,447,454.59/33,819.63
6. Step 6: Final answer
   x = 30,173.23