Finding the Fourth Proportional to 2,513.73, 3,766.23 and 1,212.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,513.73 : 3,766.23 = 1,212.42 : x
2. Step 2: Convert to fraction form
   2,513.73/3,766.23 = 1,212.42/x
3. Step 3: Cross multiply
   2,513.73x = 3,766.23 × 1,212.42
4. Step 4: Simplify right side
   2,513.73x = 4,566,252.58
5. Step 5: Solve for x
   x = 4,566,252.58/2,513.73
6. Step 6: Final answer
   x = 1,816.52