Finding the Fourth Proportional to 11,392.50, 17,089.94 and 4,819.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,392.50 : 17,089.94 = 4,819.34 : x
2. Step 2: Convert to fraction form
   11,392.50/17,089.94 = 4,819.34/x
3. Step 3: Cross multiply
   11,392.50x = 17,089.94 × 4,819.34
4. Step 4: Simplify right side
   11,392.50x = 82,362,231.44
5. Step 5: Solve for x
   x = 82,362,231.44/11,392.50
6. Step 6: Final answer
   x = 7,229.51