Finding the Fourth Proportional to 23,345.60, 32,217.16 and 12,735.45

Step by Step Solution

1. Step 1: Write the proportion equation
   23,345.60 : 32,217.16 = 12,735.45 : x
2. Step 2: Convert to fraction form
   23,345.60/32,217.16 = 12,735.45/x
3. Step 3: Cross multiply
   23,345.60x = 32,217.16 × 12,735.45
4. Step 4: Simplify right side
   23,345.60x = 410,300,030.32
5. Step 5: Solve for x
   x = 410,300,030.32/23,345.60
6. Step 6: Final answer
   x = 17,575.05