Finding the Fourth Proportional to 35,755.78, 49,342.82 and 19,840.19

Step by Step Solution

1. Step 1: Write the proportion equation
   35,755.78 : 49,342.82 = 19,840.19 : x
2. Step 2: Convert to fraction form
   35,755.78/49,342.82 = 19,840.19/x
3. Step 3: Cross multiply
   35,755.78x = 49,342.82 × 19,840.19
4. Step 4: Simplify right side
   35,755.78x = 978,970,948.09
5. Step 5: Solve for x
   x = 978,970,948.09/35,755.78
6. Step 6: Final answer
   x = 27,379.38