Finding the Fourth Proportional to 23,315.61, 32,175.24 and 12,705.26

Step by Step Solution

1. Step 1: Write the proportion equation
   23,315.61 : 32,175.24 = 12,705.26 : x
2. Step 2: Convert to fraction form
   23,315.61/32,175.24 = 12,705.26/x
3. Step 3: Cross multiply
   23,315.61x = 32,175.24 × 12,705.26
4. Step 4: Simplify right side
   23,315.61x = 408,794,628.89
5. Step 5: Solve for x
   x = 408,794,628.89/23,315.61
6. Step 6: Final answer
   x = 17,533.09