Finding the Fourth Proportional to 10,448.76, 14,419.20 and 5,733.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,448.76 : 14,419.20 = 5,733.12 : x
2. Step 2: Convert to fraction form
   10,448.76/14,419.20 = 5,733.12/x
3. Step 3: Cross multiply
   10,448.76x = 14,419.20 × 5,733.12
4. Step 4: Simplify right side
   10,448.76x = 82,667,003.90
5. Step 5: Solve for x
   x = 82,667,003.90/10,448.76
6. Step 6: Final answer
   x = 7,911.66