Finding the Fourth Proportional to 2,293.25, 3,441.49 and 906.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.25 : 3,441.49 = 906.63 : x
2. Step 2: Convert to fraction form
   2,293.25/3,441.49 = 906.63/x
3. Step 3: Cross multiply
   2,293.25x = 3,441.49 × 906.63
4. Step 4: Simplify right side
   2,293.25x = 3,120,142.91
5. Step 5: Solve for x
   x = 3,120,142.91/2,293.25
6. Step 6: Final answer
   x = 1,360.58