Finding the Fourth Proportional to 16,775.87, 23,151.83 and 11,100.83

Step by Step Solution

1. Step 1: Write the proportion equation
   16,775.87 : 23,151.83 = 11,100.83 : x
2. Step 2: Convert to fraction form
   16,775.87/23,151.83 = 11,100.83/x
3. Step 3: Cross multiply
   16,775.87x = 23,151.83 × 11,100.83
4. Step 4: Simplify right side
   16,775.87x = 257,004,357.76
5. Step 5: Solve for x
   x = 257,004,357.76/16,775.87
6. Step 6: Final answer
   x = 15,319.89