Finding the Fourth Proportional to 2,298.37, 3,448.91 and 837.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,298.37 : 3,448.91 = 837.61 : x
2. Step 2: Convert to fraction form
   2,298.37/3,448.91 = 837.61/x
3. Step 3: Cross multiply
   2,298.37x = 3,448.91 × 837.61
4. Step 4: Simplify right side
   2,298.37x = 2,888,841.51
5. Step 5: Solve for x
   x = 2,888,841.51/2,298.37
6. Step 6: Final answer
   x = 1,256.91