Finding the Fourth Proportional to 1,665.32, 2,297.41 and 1,097.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,665.32 : 2,297.41 = 1,097.42 : x
2. Step 2: Convert to fraction form
   1,665.32/2,297.41 = 1,097.42/x
3. Step 3: Cross multiply
   1,665.32x = 2,297.41 × 1,097.42
4. Step 4: Simplify right side
   1,665.32x = 2,521,235.01
5. Step 5: Solve for x
   x = 2,521,235.01/1,665.32
6. Step 6: Final answer
   x = 1,513.96