Finding the Fourth Proportional to 18,683.25, 25,783.43 and 10,300.29

Step by Step Solution

1. Step 1: Write the proportion equation
   18,683.25 : 25,783.43 = 10,300.29 : x
2. Step 2: Convert to fraction form
   18,683.25/25,783.43 = 10,300.29/x
3. Step 3: Cross multiply
   18,683.25x = 25,783.43 × 10,300.29
4. Step 4: Simplify right side
   18,683.25x = 265,576,754.69
5. Step 5: Solve for x
   x = 265,576,754.69/18,683.25
6. Step 6: Final answer
   x = 14,214.70