Finding the Fourth Proportional to 7,883.67, 10,872.72 and 5,622.69

Step by Step Solution

1. Step 1: Write the proportion equation
   7,883.67 : 10,872.72 = 5,622.69 : x
2. Step 2: Convert to fraction form
   7,883.67/10,872.72 = 5,622.69/x
3. Step 3: Cross multiply
   7,883.67x = 10,872.72 × 5,622.69
4. Step 4: Simplify right side
   7,883.67x = 61,133,934.02
5. Step 5: Solve for x
   x = 61,133,934.02/7,883.67
6. Step 6: Final answer
   x = 7,754.50