Finding the Fourth Proportional to 1,469.98, 2,212.97 and 1,269.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,469.98 : 2,212.97 = 1,269.10 : x
2. Step 2: Convert to fraction form
   1,469.98/2,212.97 = 1,269.10/x
3. Step 3: Cross multiply
   1,469.98x = 2,212.97 × 1,269.10
4. Step 4: Simplify right side
   1,469.98x = 2,808,462.82
5. Step 5: Solve for x
   x = 2,808,462.82/1,469.98
6. Step 6: Final answer
   x = 1,910.55