Finding the Fourth Proportional to 10,373.28, 14,245.56 and 8,881.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,373.28 : 14,245.56 = 8,881.20 : x
2. Step 2: Convert to fraction form
   10,373.28/14,245.56 = 8,881.20/x
3. Step 3: Cross multiply
   10,373.28x = 14,245.56 × 8,881.20
4. Step 4: Simplify right side
   10,373.28x = 126,517,667.47
5. Step 5: Solve for x
   x = 126,517,667.47/10,373.28
6. Step 6: Final answer
   x = 12,196.50