Finding the Fourth Proportional to 10,765.83, 16,156.17 and 4,192.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,765.83 : 16,156.17 = 4,192.05 : x
2. Step 2: Convert to fraction form
   10,765.83/16,156.17 = 4,192.05/x
3. Step 3: Cross multiply
   10,765.83x = 16,156.17 × 4,192.05
4. Step 4: Simplify right side
   10,765.83x = 67,727,472.45
5. Step 5: Solve for x
   x = 67,727,472.45/10,765.83
6. Step 6: Final answer
   x = 6,290.97