Finding the Fourth Proportional to 10,716.37, 14,772.87 and 7,519.99

Step by Step Solution

1. Step 1: Write the proportion equation
   10,716.37 : 14,772.87 = 7,519.99 : x
2. Step 2: Convert to fraction form
   10,716.37/14,772.87 = 7,519.99/x
3. Step 3: Cross multiply
   10,716.37x = 14,772.87 × 7,519.99
4. Step 4: Simplify right side
   10,716.37x = 111,091,834.67
5. Step 5: Solve for x
   x = 111,091,834.67/10,716.37
6. Step 6: Final answer
   x = 10,366.55