Finding the Fourth Proportional to 10,812.53, 14,914.18 and 7,455.49

Step by Step Solution

1. Step 1: Write the proportion equation
   10,812.53 : 14,914.18 = 7,455.49 : x
2. Step 2: Convert to fraction form
   10,812.53/14,914.18 = 7,455.49/x
3. Step 3: Cross multiply
   10,812.53x = 14,914.18 × 7,455.49
4. Step 4: Simplify right side
   10,812.53x = 111,192,519.85
5. Step 5: Solve for x
   x = 111,192,519.85/10,812.53
6. Step 6: Final answer
   x = 10,283.67