Finding the Fourth Proportional to 23,345.12, 32,215.73 and 12,735.13

Step by Step Solution

1. Step 1: Write the proportion equation
   23,345.12 : 32,215.73 = 12,735.13 : x
2. Step 2: Convert to fraction form
   23,345.12/32,215.73 = 12,735.13/x
3. Step 3: Cross multiply
   23,345.12x = 32,215.73 × 12,735.13
4. Step 4: Simplify right side
   23,345.12x = 410,271,509.59
5. Step 5: Solve for x
   x = 410,271,509.59/23,345.12
6. Step 6: Final answer
   x = 17,574.19