Finding the Fourth Proportional to 23,309.17, 32,165.91 and 13,236.82

Step by Step Solution

1. Step 1: Write the proportion equation
   23,309.17 : 32,165.91 = 13,236.82 : x
2. Step 2: Convert to fraction form
   23,309.17/32,165.91 = 13,236.82/x
3. Step 3: Cross multiply
   23,309.17x = 32,165.91 × 13,236.82
4. Step 4: Simplify right side
   23,309.17x = 425,774,280.39
5. Step 5: Solve for x
   x = 425,774,280.39/23,309.17
6. Step 6: Final answer
   x = 18,266.39