Finding the Fourth Proportional to 10,823.07, 16,235.18 and 3,426.96

Step by Step Solution

1. Step 1: Write the proportion equation
   10,823.07 : 16,235.18 = 3,426.96 : x
2. Step 2: Convert to fraction form
   10,823.07/16,235.18 = 3,426.96/x
3. Step 3: Cross multiply
   10,823.07x = 16,235.18 × 3,426.96
4. Step 4: Simplify right side
   10,823.07x = 55,637,312.45
5. Step 5: Solve for x
   x = 55,637,312.45/10,823.07
6. Step 6: Final answer
   x = 5,140.62