Finding the Fourth Proportional to 18,012.98, 24,857.69 and 10,055.34

Step by Step Solution

1. Step 1: Write the proportion equation
   18,012.98 : 24,857.69 = 10,055.34 : x
2. Step 2: Convert to fraction form
   18,012.98/24,857.69 = 10,055.34/x
3. Step 3: Cross multiply
   18,012.98x = 24,857.69 × 10,055.34
4. Step 4: Simplify right side
   18,012.98x = 249,952,474.29
5. Step 5: Solve for x
   x = 249,952,474.29/18,012.98
6. Step 6: Final answer
   x = 13,876.24