Finding the Fourth Proportional to 1,667.66, 2,297.25 and 1,418.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.66 : 2,297.25 = 1,418.18 : x
2. Step 2: Convert to fraction form
   1,667.66/2,297.25 = 1,418.18/x
3. Step 3: Cross multiply
   1,667.66x = 2,297.25 × 1,418.18
4. Step 4: Simplify right side
   1,667.66x = 3,257,914.01
5. Step 5: Solve for x
   x = 3,257,914.01/1,667.66
6. Step 6: Final answer
   x = 1,953.58