Finding the Fourth Proportional to 23,348.86, 32,221.83 and 12,738.58

Step by Step Solution

1. Step 1: Write the proportion equation
   23,348.86 : 32,221.83 = 12,738.58 : x
2. Step 2: Convert to fraction form
   23,348.86/32,221.83 = 12,738.58/x
3. Step 3: Cross multiply
   23,348.86x = 32,221.83 × 12,738.58
4. Step 4: Simplify right side
   23,348.86x = 410,460,359.20
5. Step 5: Solve for x
   x = 410,460,359.20/23,348.86
6. Step 6: Final answer
   x = 17,579.46