Finding the Fourth Proportional to 10,485, 14,457.48 and 8,089.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,485 : 14,457.48 = 8,089.52 : x
2. Step 2: Convert to fraction form
   10,485/14,457.48 = 8,089.52/x
3. Step 3: Cross multiply
   10,485x = 14,457.48 × 8,089.52
4. Step 4: Simplify right side
   10,485x = 116,954,073.61
5. Step 5: Solve for x
   x = 116,954,073.61/10,485
6. Step 6: Final answer
   x = 11,154.42