Finding the Fourth Proportional to 2,359.41, 3,538.31 and 898.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,359.41 : 3,538.31 = 898.98 : x
2. Step 2: Convert to fraction form
   2,359.41/3,538.31 = 898.98/x
3. Step 3: Cross multiply
   2,359.41x = 3,538.31 × 898.98
4. Step 4: Simplify right side
   2,359.41x = 3,180,865.43
5. Step 5: Solve for x
   x = 3,180,865.43/2,359.41
6. Step 6: Final answer
   x = 1,348.16