Finding the Fourth Proportional to 21,443.34, 32,175.99 and 10,211.37

Step by Step Solution

1. Step 1: Write the proportion equation
   21,443.34 : 32,175.99 = 10,211.37 : x
2. Step 2: Convert to fraction form
   21,443.34/32,175.99 = 10,211.37/x
3. Step 3: Cross multiply
   21,443.34x = 32,175.99 × 10,211.37
4. Step 4: Simplify right side
   21,443.34x = 328,560,939.01
5. Step 5: Solve for x
   x = 328,560,939.01/21,443.34
6. Step 6: Final answer
   x = 15,322.28