Finding the Fourth Proportional to 18,436.50, 25,442.37 and 10,053

Step by Step Solution

1. Step 1: Write the proportion equation
   18,436.50 : 25,442.37 = 10,053 : x
2. Step 2: Convert to fraction form
   18,436.50/25,442.37 = 10,053/x
3. Step 3: Cross multiply
   18,436.50x = 25,442.37 × 10,053
4. Step 4: Simplify right side
   18,436.50x = 255,772,145.61
5. Step 5: Solve for x
   x = 255,772,145.61/18,436.50
6. Step 6: Final answer
   x = 13,873.14