Finding the Fourth Proportional to 23,345.31, 32,215.89 and 12,734.94

Step by Step Solution

1. Step 1: Write the proportion equation
   23,345.31 : 32,215.89 = 12,734.94 : x
2. Step 2: Convert to fraction form
   23,345.31/32,215.89 = 12,734.94/x
3. Step 3: Cross multiply
   23,345.31x = 32,215.89 × 12,734.94
4. Step 4: Simplify right side
   23,345.31x = 410,267,426.20
5. Step 5: Solve for x
   x = 410,267,426.20/23,345.31
6. Step 6: Final answer
   x = 17,573.87