Finding the Fourth Proportional to 10,716.77, 16,077.72 and 4,473.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,716.77 : 16,077.72 = 4,473.30 : x
2. Step 2: Convert to fraction form
   10,716.77/16,077.72 = 4,473.30/x
3. Step 3: Cross multiply
   10,716.77x = 16,077.72 × 4,473.30
4. Step 4: Simplify right side
   10,716.77x = 71,920,464.88
5. Step 5: Solve for x
   x = 71,920,464.88/10,716.77
6. Step 6: Final answer
   x = 6,711.02