Finding the Fourth Proportional to 10,826.94, 16,277.46 and 10,015.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,826.94 : 16,277.46 = 10,015.32 : x
2. Step 2: Convert to fraction form
   10,826.94/16,277.46 = 10,015.32/x
3. Step 3: Cross multiply
   10,826.94x = 16,277.46 × 10,015.32
4. Step 4: Simplify right side
   10,826.94x = 163,023,970.69
5. Step 5: Solve for x
   x = 163,023,970.69/10,826.94
6. Step 6: Final answer
   x = 15,057.25