Finding the Fourth Proportional to 2,760.53, 3,798.18 and 2,428.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,760.53 : 3,798.18 = 2,428.38 : x
2. Step 2: Convert to fraction form
   2,760.53/3,798.18 = 2,428.38/x
3. Step 3: Cross multiply
   2,760.53x = 3,798.18 × 2,428.38
4. Step 4: Simplify right side
   2,760.53x = 9,223,424.35
5. Step 5: Solve for x
   x = 9,223,424.35/2,760.53
6. Step 6: Final answer
   x = 3,341.18