Finding the Fourth Proportional to 7,013.51, 10,520.33 and 1,819.38

Step by Step Solution

1. Step 1: Write the proportion equation
   7,013.51 : 10,520.33 = 1,819.38 : x
2. Step 2: Convert to fraction form
   7,013.51/10,520.33 = 1,819.38/x
3. Step 3: Cross multiply
   7,013.51x = 10,520.33 × 1,819.38
4. Step 4: Simplify right side
   7,013.51x = 19,140,468.90
5. Step 5: Solve for x
   x = 19,140,468.90/7,013.51
6. Step 6: Final answer
   x = 2,729.09