Finding the Fourth Proportional to 23,427.82, 32,330.51 and 12,817.63

Step by Step Solution

1. Step 1: Write the proportion equation
   23,427.82 : 32,330.51 = 12,817.63 : x
2. Step 2: Convert to fraction form
   23,427.82/32,330.51 = 12,817.63/x
3. Step 3: Cross multiply
   23,427.82x = 32,330.51 × 12,817.63
4. Step 4: Simplify right side
   23,427.82x = 414,400,514.89
5. Step 5: Solve for x
   x = 414,400,514.89/23,427.82
6. Step 6: Final answer
   x = 17,688.39