Finding the Fourth Proportional to 19,783.02, 27,300.34 and 10,830.54

Step by Step Solution

1. Step 1: Write the proportion equation
   19,783.02 : 27,300.34 = 10,830.54 : x
2. Step 2: Convert to fraction form
   19,783.02/27,300.34 = 10,830.54/x
3. Step 3: Cross multiply
   19,783.02x = 27,300.34 × 10,830.54
4. Step 4: Simplify right side
   19,783.02x = 295,677,424.38
5. Step 5: Solve for x
   x = 295,677,424.38/19,783.02
6. Step 6: Final answer
   x = 14,946.02