Finding the Fourth Proportional to 35,096.80, 48,433.59 and 19,990.87

Step by Step Solution

1. Step 1: Write the proportion equation
   35,096.80 : 48,433.59 = 19,990.87 : x
2. Step 2: Convert to fraction form
   35,096.80/48,433.59 = 19,990.87/x
3. Step 3: Cross multiply
   35,096.80x = 48,433.59 × 19,990.87
4. Step 4: Simplify right side
   35,096.80x = 968,229,661.87
5. Step 5: Solve for x
   x = 968,229,661.87/35,096.80
6. Step 6: Final answer
   x = 27,587.41