Finding the Fourth Proportional to 7,103.49, 10,647.50 and 2,719.05

Step by Step Solution

1. Step 1: Write the proportion equation
   7,103.49 : 10,647.50 = 2,719.05 : x
2. Step 2: Convert to fraction form
   7,103.49/10,647.50 = 2,719.05/x
3. Step 3: Cross multiply
   7,103.49x = 10,647.50 × 2,719.05
4. Step 4: Simplify right side
   7,103.49x = 28,951,071.28
5. Step 5: Solve for x
   x = 28,951,071.28/7,103.49
6. Step 6: Final answer
   x = 4,075.61