Finding the Fourth Proportional to 2,297.16, 3,442.12 and 1,678.01

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.16 : 3,442.12 = 1,678.01 : x
2. Step 2: Convert to fraction form
   2,297.16/3,442.12 = 1,678.01/x
3. Step 3: Cross multiply
   2,297.16x = 3,442.12 × 1,678.01
4. Step 4: Simplify right side
   2,297.16x = 5,775,890.38
5. Step 5: Solve for x
   x = 5,775,890.38/2,297.16
6. Step 6: Final answer
   x = 2,514.36