Finding the Fourth Proportional to 33,815.63, 46,657.18 and 21,864.59

Step by Step Solution

1. Step 1: Write the proportion equation
   33,815.63 : 46,657.18 = 21,864.59 : x
2. Step 2: Convert to fraction form
   33,815.63/46,657.18 = 21,864.59/x
3. Step 3: Cross multiply
   33,815.63x = 46,657.18 × 21,864.59
4. Step 4: Simplify right side
   33,815.63x = 1,020,140,080.27
5. Step 5: Solve for x
   x = 1,020,140,080.27/33,815.63
6. Step 6: Final answer
   x = 30,167.71