Finding the Fourth Proportional to 10,669.82, 16,012.61 and 5,126.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,669.82 : 16,012.61 = 5,126.37 : x
2. Step 2: Convert to fraction form
   10,669.82/16,012.61 = 5,126.37/x
3. Step 3: Cross multiply
   10,669.82x = 16,012.61 × 5,126.37
4. Step 4: Simplify right side
   10,669.82x = 82,086,537.89
5. Step 5: Solve for x
   x = 82,086,537.89/10,669.82
6. Step 6: Final answer
   x = 7,693.34