Finding the Fourth Proportional to 10,952.76, 16,443.32 and 9,402.84

Step by Step Solution

1. Step 1: Write the proportion equation
   10,952.76 : 16,443.32 = 9,402.84 : x
2. Step 2: Convert to fraction form
   10,952.76/16,443.32 = 9,402.84/x
3. Step 3: Cross multiply
   10,952.76x = 16,443.32 × 9,402.84
4. Step 4: Simplify right side
   10,952.76x = 154,613,907.03
5. Step 5: Solve for x
   x = 154,613,907.03/10,952.76
6. Step 6: Final answer
   x = 14,116.43