Finding the Fourth Proportional to 10,496.47, 15,667.91 and 9,250.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,496.47 : 15,667.91 = 9,250.95 : x
2. Step 2: Convert to fraction form
   10,496.47/15,667.91 = 9,250.95/x
3. Step 3: Cross multiply
   10,496.47x = 15,667.91 × 9,250.95
4. Step 4: Simplify right side
   10,496.47x = 144,943,052.01
5. Step 5: Solve for x
   x = 144,943,052.01/10,496.47
6. Step 6: Final answer
   x = 13,808.74