Finding the Fourth Proportional to 23,605.31, 32,575.33 and 12,995.63

Step by Step Solution

1. Step 1: Write the proportion equation
   23,605.31 : 32,575.33 = 12,995.63 : x
2. Step 2: Convert to fraction form
   23,605.31/32,575.33 = 12,995.63/x
3. Step 3: Cross multiply
   23,605.31x = 32,575.33 × 12,995.63
4. Step 4: Simplify right side
   23,605.31x = 423,336,911.33
5. Step 5: Solve for x
   x = 423,336,911.33/23,605.31
6. Step 6: Final answer
   x = 17,933.97