Finding the Fourth Proportional to 10,829.57, 16,250.83 and 9,948.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,829.57 : 16,250.83 = 9,948.29 : x
2. Step 2: Convert to fraction form
   10,829.57/16,250.83 = 9,948.29/x
3. Step 3: Cross multiply
   10,829.57x = 16,250.83 × 9,948.29
4. Step 4: Simplify right side
   10,829.57x = 161,667,863.46
5. Step 5: Solve for x
   x = 161,667,863.46/10,829.57
6. Step 6: Final answer
   x = 14,928.38