Finding the Fourth Proportional to 11,145.63, 16,725.69 and 4,826.68

Step by Step Solution

1. Step 1: Write the proportion equation
   11,145.63 : 16,725.69 = 4,826.68 : x
2. Step 2: Convert to fraction form
   11,145.63/16,725.69 = 4,826.68/x
3. Step 3: Cross multiply
   11,145.63x = 16,725.69 × 4,826.68
4. Step 4: Simplify right side
   11,145.63x = 80,729,511.59
5. Step 5: Solve for x
   x = 80,729,511.59/11,145.63
6. Step 6: Final answer
   x = 7,243.15