Finding the Fourth Proportional to 33,978.91, 46,891.01 and 18,871.57

Step by Step Solution

1. Step 1: Write the proportion equation
   33,978.91 : 46,891.01 = 18,871.57 : x
2. Step 2: Convert to fraction form
   33,978.91/46,891.01 = 18,871.57/x
3. Step 3: Cross multiply
   33,978.91x = 46,891.01 × 18,871.57
4. Step 4: Simplify right side
   33,978.91x = 884,906,648.77
5. Step 5: Solve for x
   x = 884,906,648.77/33,978.91
6. Step 6: Final answer
   x = 26,042.82