Finding the Fourth Proportional to 10,826.04, 16,238.88 and 3,430.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,826.04 : 16,238.88 = 3,430.48 : x
2. Step 2: Convert to fraction form
   10,826.04/16,238.88 = 3,430.48/x
3. Step 3: Cross multiply
   10,826.04x = 16,238.88 × 3,430.48
4. Step 4: Simplify right side
   10,826.04x = 55,707,153.06
5. Step 5: Solve for x
   x = 55,707,153.06/10,826.04
6. Step 6: Final answer
   x = 5,145.66