Finding the Fourth Proportional to 10,488.73, 14,474.17 and 5,708.77

Step by Step Solution

1. Step 1: Write the proportion equation
   10,488.73 : 14,474.17 = 5,708.77 : x
2. Step 2: Convert to fraction form
   10,488.73/14,474.17 = 5,708.77/x
3. Step 3: Cross multiply
   10,488.73x = 14,474.17 × 5,708.77
4. Step 4: Simplify right side
   10,488.73x = 82,629,606.56
5. Step 5: Solve for x
   x = 82,629,606.56/10,488.73
6. Step 6: Final answer
   x = 7,877.95