Finding the Fourth Proportional to 12,826.02, 17,699.58 and 8,341.31

Step by Step Solution

1. Step 1: Write the proportion equation
   12,826.02 : 17,699.58 = 8,341.31 : x
2. Step 2: Convert to fraction form
   12,826.02/17,699.58 = 8,341.31/x
3. Step 3: Cross multiply
   12,826.02x = 17,699.58 × 8,341.31
4. Step 4: Simplify right side
   12,826.02x = 147,637,595.15
5. Step 5: Solve for x
   x = 147,637,595.15/12,826.02
6. Step 6: Final answer
   x = 11,510.79