Finding the Fourth Proportional to 10,454.49, 14,427.23 and 5,674.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,454.49 : 14,427.23 = 5,674.46 : x
2. Step 2: Convert to fraction form
   10,454.49/14,427.23 = 5,674.46/x
3. Step 3: Cross multiply
   10,454.49x = 14,427.23 × 5,674.46
4. Step 4: Simplify right side
   10,454.49x = 81,866,639.04
5. Step 5: Solve for x
   x = 81,866,639.04/10,454.49
6. Step 6: Final answer
   x = 7,830.76