Finding the Fourth Proportional to 12,112.65, 16,715.85 and 7,333.47

Step by Step Solution

1. Step 1: Write the proportion equation
   12,112.65 : 16,715.85 = 7,333.47 : x
2. Step 2: Convert to fraction form
   12,112.65/16,715.85 = 7,333.47/x
3. Step 3: Cross multiply
   12,112.65x = 16,715.85 × 7,333.47
4. Step 4: Simplify right side
   12,112.65x = 122,585,184.50
5. Step 5: Solve for x
   x = 122,585,184.50/12,112.65
6. Step 6: Final answer
   x = 10,120.43