Finding the Fourth Proportional to 2,451.65, 3,676.32 and 891.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.65 : 3,676.32 = 891.59 : x
2. Step 2: Convert to fraction form
   2,451.65/3,676.32 = 891.59/x
3. Step 3: Cross multiply
   2,451.65x = 3,676.32 × 891.59
4. Step 4: Simplify right side
   2,451.65x = 3,277,751.77
5. Step 5: Solve for x
   x = 3,277,751.77/2,451.65
6. Step 6: Final answer
   x = 1,336.96