Finding the Fourth Proportional to 17,072.57, 25,611.59 and 7,211.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,072.57 : 25,611.59 = 7,211.94 : x
2. Step 2: Convert to fraction form
   17,072.57/25,611.59 = 7,211.94/x
3. Step 3: Cross multiply
   17,072.57x = 25,611.59 × 7,211.94
4. Step 4: Simplify right side
   17,072.57x = 184,709,172.37
5. Step 5: Solve for x
   x = 184,709,172.37/17,072.57
6. Step 6: Final answer
   x = 10,819.06