Finding the Fourth Proportional to 23,496.12, 32,426.68 and 12,887.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,496.12 : 32,426.68 = 12,887.82 : x
2. Step 2: Convert to fraction form
   23,496.12/32,426.68 = 12,887.82/x
3. Step 3: Cross multiply
   23,496.12x = 32,426.68 × 12,887.82
4. Step 4: Simplify right side
   23,496.12x = 417,909,215.04
5. Step 5: Solve for x
   x = 417,909,215.04/23,496.12
6. Step 6: Final answer
   x = 17,786.31