Finding the Fourth Proportional to 10,454.68, 14,427.40 and 5,674.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,454.68 : 14,427.40 = 5,674.72 : x
2. Step 2: Convert to fraction form
   10,454.68/14,427.40 = 5,674.72/x
3. Step 3: Cross multiply
   10,454.68x = 14,427.40 × 5,674.72
4. Step 4: Simplify right side
   10,454.68x = 81,871,442.76
5. Step 5: Solve for x
   x = 81,871,442.76/10,454.68
6. Step 6: Final answer
   x = 7,831.08