Finding the Fourth Proportional to 35,581.82, 49,105.45 and 19,665.93

Step by Step Solution

1. Step 1: Write the proportion equation
   35,581.82 : 49,105.45 = 19,665.93 : x
2. Step 2: Convert to fraction form
   35,581.82/49,105.45 = 19,665.93/x
3. Step 3: Cross multiply
   35,581.82x = 49,105.45 × 19,665.93
4. Step 4: Simplify right side
   35,581.82x = 965,704,342.32
5. Step 5: Solve for x
   x = 965,704,342.32/35,581.82
6. Step 6: Final answer
   x = 27,140.39