Finding the Fourth Proportional to 23,345.89, 32,217.42 and 12,735.70

Step by Step Solution

1. Step 1: Write the proportion equation
   23,345.89 : 32,217.42 = 12,735.70 : x
2. Step 2: Convert to fraction form
   23,345.89/32,217.42 = 12,735.70/x
3. Step 3: Cross multiply
   23,345.89x = 32,217.42 × 12,735.70
4. Step 4: Simplify right side
   23,345.89x = 410,311,395.89
5. Step 5: Solve for x
   x = 410,311,395.89/23,345.89
6. Step 6: Final answer
   x = 17,575.32