Finding the Fourth Proportional to 2,353.95, 3,530.79 and 892.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,353.95 : 3,530.79 = 892.98 : x
2. Step 2: Convert to fraction form
   2,353.95/3,530.79 = 892.98/x
3. Step 3: Cross multiply
   2,353.95x = 3,530.79 × 892.98
4. Step 4: Simplify right side
   2,353.95x = 3,152,924.85
5. Step 5: Solve for x
   x = 3,152,924.85/2,353.95
6. Step 6: Final answer
   x = 1,339.42