Finding the Fourth Proportional to 19,585.76, 27,032.61 and 12,036.05

Step by Step Solution

1. Step 1: Write the proportion equation
   19,585.76 : 27,032.61 = 12,036.05 : x
2. Step 2: Convert to fraction form
   19,585.76/27,032.61 = 12,036.05/x
3. Step 3: Cross multiply
   19,585.76x = 27,032.61 × 12,036.05
4. Step 4: Simplify right side
   19,585.76x = 325,365,845.59
5. Step 5: Solve for x
   x = 325,365,845.59/19,585.76
6. Step 6: Final answer
   x = 16,612.37