Finding the Fourth Proportional to 2,291.41, 3,435.72 and 730.74

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291.41 : 3,435.72 = 730.74 : x
2. Step 2: Convert to fraction form
   2,291.41/3,435.72 = 730.74/x
3. Step 3: Cross multiply
   2,291.41x = 3,435.72 × 730.74
4. Step 4: Simplify right side
   2,291.41x = 2,510,618.03
5. Step 5: Solve for x
   x = 2,510,618.03/2,291.41
6. Step 6: Final answer
   x = 1,095.67