Finding the Fourth Proportional to 10,215.33, 14,098.79 and 9,548.29

Step by Step Solution

1. Step 1: Write the proportion equation
   10,215.33 : 14,098.79 = 9,548.29 : x
2. Step 2: Convert to fraction form
   10,215.33/14,098.79 = 9,548.29/x
3. Step 3: Cross multiply
   10,215.33x = 14,098.79 × 9,548.29
4. Step 4: Simplify right side
   10,215.33x = 134,619,335.57
5. Step 5: Solve for x
   x = 134,619,335.57/10,215.33
6. Step 6: Final answer
   x = 13,178.17