Finding the Fourth Proportional to 12,131.43, 16,741.34 and 6,826.26

Step by Step Solution

1. Step 1: Write the proportion equation
   12,131.43 : 16,741.34 = 6,826.26 : x
2. Step 2: Convert to fraction form
   12,131.43/16,741.34 = 6,826.26/x
3. Step 3: Cross multiply
   12,131.43x = 16,741.34 × 6,826.26
4. Step 4: Simplify right side
   12,131.43x = 114,280,705.46
5. Step 5: Solve for x
   x = 114,280,705.46/12,131.43
6. Step 6: Final answer
   x = 9,420.22