Finding the Fourth Proportional to 16,757.60, 25,139.86 and 4,911.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,757.60 : 25,139.86 = 4,911.77 : x
2. Step 2: Convert to fraction form
   16,757.60/25,139.86 = 4,911.77/x
3. Step 3: Cross multiply
   16,757.60x = 25,139.86 × 4,911.77
4. Step 4: Simplify right side
   16,757.60x = 123,481,260.72
5. Step 5: Solve for x
   x = 123,481,260.72/16,757.60
6. Step 6: Final answer
   x = 7,368.67