Finding the Fourth Proportional to 1,469.82, 2,196.11 and 1,418.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.82 : 2,196.11 = 1,418.80 : x
2. Step 2: Convert to fraction form
   1,469.82/2,196.11 = 1,418.80/x
3. Step 3: Cross multiply
   1,469.82x = 2,196.11 × 1,418.80
4. Step 4: Simplify right side
   1,469.82x = 3,115,840.87
5. Step 5: Solve for x
   x = 3,115,840.87/1,469.82
6. Step 6: Final answer
   x = 2,119.88