Finding the Fourth Proportional to 18,773.73, 25,906.89 and 10,817.10

Step by Step Solution

1. Step 1: Write the proportion equation
   18,773.73 : 25,906.89 = 10,817.10 : x
2. Step 2: Convert to fraction form
   18,773.73/25,906.89 = 10,817.10/x
3. Step 3: Cross multiply
   18,773.73x = 25,906.89 × 10,817.10
4. Step 4: Simplify right side
   18,773.73x = 280,237,419.82
5. Step 5: Solve for x
   x = 280,237,419.82/18,773.73
6. Step 6: Final answer
   x = 14,927.10