Finding the Fourth Proportional to 18,477, 25,498.42 and 10,093.50

Step by Step Solution

1. Step 1: Write the proportion equation
   18,477 : 25,498.42 = 10,093.50 : x
2. Step 2: Convert to fraction form
   18,477/25,498.42 = 10,093.50/x
3. Step 3: Cross multiply
   18,477x = 25,498.42 × 10,093.50
4. Step 4: Simplify right side
   18,477x = 257,368,302.27
5. Step 5: Solve for x
   x = 257,368,302.27/18,477
6. Step 6: Final answer
   x = 13,929.12