Finding the Fourth Proportional to 1,749.25, 2,412.06 and 1,394.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,749.25 : 2,412.06 = 1,394.47 : x
2. Step 2: Convert to fraction form
   1,749.25/2,412.06 = 1,394.47/x
3. Step 3: Cross multiply
   1,749.25x = 2,412.06 × 1,394.47
4. Step 4: Simplify right side
   1,749.25x = 3,363,545.31
5. Step 5: Solve for x
   x = 3,363,545.31/1,749.25
6. Step 6: Final answer
   x = 1,922.85