Finding the Fourth Proportional to 35,500.72, 48,990.72 and 19,585.84

Step by Step Solution

1. Step 1: Write the proportion equation
   35,500.72 : 48,990.72 = 19,585.84 : x
2. Step 2: Convert to fraction form
   35,500.72/48,990.72 = 19,585.84/x
3. Step 3: Cross multiply
   35,500.72x = 48,990.72 × 19,585.84
4. Step 4: Simplify right side
   35,500.72x = 959,524,403.40
5. Step 5: Solve for x
   x = 959,524,403.40/35,500.72
6. Step 6: Final answer
   x = 27,028.31