Finding the Fourth Proportional to 23,456.16, 32,368.31 and 12,843.75

Step by Step Solution

1. Step 1: Write the proportion equation
   23,456.16 : 32,368.31 = 12,843.75 : x
2. Step 2: Convert to fraction form
   23,456.16/32,368.31 = 12,843.75/x
3. Step 3: Cross multiply
   23,456.16x = 32,368.31 × 12,843.75
4. Step 4: Simplify right side
   23,456.16x = 415,730,417.34
5. Step 5: Solve for x
   x = 415,730,417.34/23,456.16
6. Step 6: Final answer
   x = 17,723.72