Finding the Fourth Proportional to 35,581.09, 49,101.53 and 19,665.58

Step by Step Solution

1. Step 1: Write the proportion equation
   35,581.09 : 49,101.53 = 19,665.58 : x
2. Step 2: Convert to fraction form
   35,581.09/49,101.53 = 19,665.58/x
3. Step 3: Cross multiply
   35,581.09x = 49,101.53 × 19,665.58
4. Step 4: Simplify right side
   35,581.09x = 965,610,066.34
5. Step 5: Solve for x
   x = 965,610,066.34/35,581.09
6. Step 6: Final answer
   x = 27,138.29