Finding the Fourth Proportional to 2,293.41, 3,437.78 and 904.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,293.41 : 3,437.78 = 904.83 : x
2. Step 2: Convert to fraction form
   2,293.41/3,437.78 = 904.83/x
3. Step 3: Cross multiply
   2,293.41x = 3,437.78 × 904.83
4. Step 4: Simplify right side
   2,293.41x = 3,110,601.95
5. Step 5: Solve for x
   x = 3,110,601.95/2,293.41
6. Step 6: Final answer
   x = 1,356.32