Finding the Fourth Proportional to 2,426.46, 3,641.49 and 945.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426.46 : 3,641.49 = 945.91 : x
2. Step 2: Convert to fraction form
   2,426.46/3,641.49 = 945.91/x
3. Step 3: Cross multiply
   2,426.46x = 3,641.49 × 945.91
4. Step 4: Simplify right side
   2,426.46x = 3,444,521.81
5. Step 5: Solve for x
   x = 3,444,521.81/2,426.46
6. Step 6: Final answer
   x = 1,419.57