Finding the Fourth Proportional to 2,453.52, 3,679.86 and 893.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,453.52 : 3,679.86 = 893.46 : x
2. Step 2: Convert to fraction form
   2,453.52/3,679.86 = 893.46/x
3. Step 3: Cross multiply
   2,453.52x = 3,679.86 × 893.46
4. Step 4: Simplify right side
   2,453.52x = 3,287,807.72
5. Step 5: Solve for x
   x = 3,287,807.72/2,453.52
6. Step 6: Final answer
   x = 1,340.04