Finding the Fourth Proportional to 10,127.96, 13,976.57 and 5,651.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,127.96 : 13,976.57 = 5,651.68 : x
2. Step 2: Convert to fraction form
   10,127.96/13,976.57 = 5,651.68/x
3. Step 3: Cross multiply
   10,127.96x = 13,976.57 × 5,651.68
4. Step 4: Simplify right side
   10,127.96x = 78,991,101.14
5. Step 5: Solve for x
   x = 78,991,101.14/10,127.96
6. Step 6: Final answer
   x = 7,799.31