Finding the Fourth Proportional to 2,307.54, 3,467.49 and 1,212.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,307.54 : 3,467.49 = 1,212.69 : x
2. Step 2: Convert to fraction form
   2,307.54/3,467.49 = 1,212.69/x
3. Step 3: Cross multiply
   2,307.54x = 3,467.49 × 1,212.69
4. Step 4: Simplify right side
   2,307.54x = 4,204,990.45
5. Step 5: Solve for x
   x = 4,204,990.45/2,307.54
6. Step 6: Final answer
   x = 1,822.28