Finding the Fourth Proportional to 18,409, 25,404.42 and 10,026.04

Step by Step Solution

1. Step 1: Write the proportion equation
   18,409 : 25,404.42 = 10,026.04 : x
2. Step 2: Convert to fraction form
   18,409/25,404.42 = 10,026.04/x
3. Step 3: Cross multiply
   18,409x = 25,404.42 × 10,026.04
4. Step 4: Simplify right side
   18,409x = 254,705,731.10
5. Step 5: Solve for x
   x = 254,705,731.10/18,409
6. Step 6: Final answer
   x = 13,835.94