Finding the Fourth Proportional to 19,783.48, 27,300.38 and 10,830.76

Step by Step Solution

1. Step 1: Write the proportion equation
   19,783.48 : 27,300.38 = 10,830.76 : x
2. Step 2: Convert to fraction form
   19,783.48/27,300.38 = 10,830.76/x
3. Step 3: Cross multiply
   19,783.48x = 27,300.38 × 10,830.76
4. Step 4: Simplify right side
   19,783.48x = 295,683,863.69
5. Step 5: Solve for x
   x = 295,683,863.69/19,783.48
6. Step 6: Final answer
   x = 14,946.00