Finding the Fourth Proportional to 35,499.60, 48,989.61 and 19,584.05

Step by Step Solution

1. Step 1: Write the proportion equation
   35,499.60 : 48,989.61 = 19,584.05 : x
2. Step 2: Convert to fraction form
   35,499.60/48,989.61 = 19,584.05/x
3. Step 3: Cross multiply
   35,499.60x = 48,989.61 × 19,584.05
4. Step 4: Simplify right side
   35,499.60x = 959,414,971.72
5. Step 5: Solve for x
   x = 959,414,971.72/35,499.60
6. Step 6: Final answer
   x = 27,026.08