Finding the Fourth Proportional to 19,783.24, 27,300.72 and 10,830.56

Step by Step Solution

1. Step 1: Write the proportion equation
   19,783.24 : 27,300.72 = 10,830.56 : x
2. Step 2: Convert to fraction form
   19,783.24/27,300.72 = 10,830.56/x
3. Step 3: Cross multiply
   19,783.24x = 27,300.72 × 10,830.56
4. Step 4: Simplify right side
   19,783.24x = 295,682,086.00
5. Step 5: Solve for x
   x = 295,682,086.00/19,783.24
6. Step 6: Final answer
   x = 14,946.09