Finding the Fourth Proportional to 2,295.46, 3,443.89 and 978.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,295.46 : 3,443.89 = 978.53 : x
2. Step 2: Convert to fraction form
   2,295.46/3,443.89 = 978.53/x
3. Step 3: Cross multiply
   2,295.46x = 3,443.89 × 978.53
4. Step 4: Simplify right side
   2,295.46x = 3,369,953.97
5. Step 5: Solve for x
   x = 3,369,953.97/2,295.46
6. Step 6: Final answer
   x = 1,468.09