Finding the Fourth Proportional to 10,554.24, 14,555.20 and 9,061.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,554.24 : 14,555.20 = 9,061.68 : x
2. Step 2: Convert to fraction form
   10,554.24/14,555.20 = 9,061.68/x
3. Step 3: Cross multiply
   10,554.24x = 14,555.20 × 9,061.68
4. Step 4: Simplify right side
   10,554.24x = 131,894,564.74
5. Step 5: Solve for x
   x = 131,894,564.74/10,554.24
6. Step 6: Final answer
   x = 12,496.83