Finding the Fourth Proportional to 7,240.38, 10,852.29 and 3,074.28

Step by Step Solution

1. Step 1: Write the proportion equation
   7,240.38 : 10,852.29 = 3,074.28 : x
2. Step 2: Convert to fraction form
   7,240.38/10,852.29 = 3,074.28/x
3. Step 3: Cross multiply
   7,240.38x = 10,852.29 × 3,074.28
4. Step 4: Simplify right side
   7,240.38x = 33,362,978.10
5. Step 5: Solve for x
   x = 33,362,978.10/7,240.38
6. Step 6: Final answer
   x = 4,607.90