Finding the Fourth Proportional to 23,315.47, 32,175.33 and 12,705.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,315.47 : 32,175.33 = 12,705.10 : x
2. Step 2: Convert to fraction form
   23,315.47/32,175.33 = 12,705.10/x
3. Step 3: Cross multiply
   23,315.47x = 32,175.33 × 12,705.10
4. Step 4: Simplify right side
   23,315.47x = 408,790,777.76
5. Step 5: Solve for x
   x = 408,790,777.76/23,315.47
6. Step 6: Final answer
   x = 17,533.03