Finding the Fourth Proportional to 35,800.66, 49,405.59 and 19,886.59

Step by Step Solution

1. Step 1: Write the proportion equation
   35,800.66 : 49,405.59 = 19,886.59 : x
2. Step 2: Convert to fraction form
   35,800.66/49,405.59 = 19,886.59/x
3. Step 3: Cross multiply
   35,800.66x = 49,405.59 × 19,886.59
4. Step 4: Simplify right side
   35,800.66x = 982,508,712.04
5. Step 5: Solve for x
   x = 982,508,712.04/35,800.66
6. Step 6: Final answer
   x = 27,443.87