Finding the Fourth Proportional to 18,523.34, 25,562.37 and 10,970.09

Step by Step Solution

1. Step 1: Write the proportion equation
   18,523.34 : 25,562.37 = 10,970.09 : x
2. Step 2: Convert to fraction form
   18,523.34/25,562.37 = 10,970.09/x
3. Step 3: Cross multiply
   18,523.34x = 25,562.37 × 10,970.09
4. Step 4: Simplify right side
   18,523.34x = 280,421,499.51
5. Step 5: Solve for x
   x = 280,421,499.51/18,523.34
6. Step 6: Final answer
   x = 15,138.82