Finding the Fourth Proportional to 23,340.91, 32,210.41 and 12,730.54

Step by Step Solution

1. Step 1: Write the proportion equation
   23,340.91 : 32,210.41 = 12,730.54 : x
2. Step 2: Convert to fraction form
   23,340.91/32,210.41 = 12,730.54/x
3. Step 3: Cross multiply
   23,340.91x = 32,210.41 × 12,730.54
4. Step 4: Simplify right side
   23,340.91x = 410,055,975.43
5. Step 5: Solve for x
   x = 410,055,975.43/23,340.91
6. Step 6: Final answer
   x = 17,568.12