Finding the Fourth Proportional to 33,414.62, 46,111.02 and 19,978.89

Step by Step Solution

1. Step 1: Write the proportion equation
   33,414.62 : 46,111.02 = 19,978.89 : x
2. Step 2: Convert to fraction form
   33,414.62/46,111.02 = 19,978.89/x
3. Step 3: Cross multiply
   33,414.62x = 46,111.02 × 19,978.89
4. Step 4: Simplify right side
   33,414.62x = 921,246,996.37
5. Step 5: Solve for x
   x = 921,246,996.37/33,414.62
6. Step 6: Final answer
   x = 27,570.18