Finding the Fourth Proportional to 23,449.91, 32,360.72 and 12,839.51

Step by Step Solution

1. Step 1: Write the proportion equation
   23,449.91 : 32,360.72 = 12,839.51 : x
2. Step 2: Convert to fraction form
   23,449.91/32,360.72 = 12,839.51/x
3. Step 3: Cross multiply
   23,449.91x = 32,360.72 × 12,839.51
4. Step 4: Simplify right side
   23,449.91x = 415,495,804.75
5. Step 5: Solve for x
   x = 415,495,804.75/23,449.91
6. Step 6: Final answer
   x = 17,718.44