Finding the Fourth Proportional to 23,470.52, 32,388.96 and 12,860.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,470.52 : 32,388.96 = 12,860.12 : x
2. Step 2: Convert to fraction form
   23,470.52/32,388.96 = 12,860.12/x
3. Step 3: Cross multiply
   23,470.52x = 32,388.96 × 12,860.12
4. Step 4: Simplify right side
   23,470.52x = 416,525,912.28
5. Step 5: Solve for x
   x = 416,525,912.28/23,470.52
6. Step 6: Final answer
   x = 17,746.77