Finding the Fourth Proportional to 23,449.01, 32,359.64 and 12,839.31

Step by Step Solution

1. Step 1: Write the proportion equation
   23,449.01 : 32,359.64 = 12,839.31 : x
2. Step 2: Convert to fraction form
   23,449.01/32,359.64 = 12,839.31/x
3. Step 3: Cross multiply
   23,449.01x = 32,359.64 × 12,839.31
4. Step 4: Simplify right side
   23,449.01x = 415,475,385.25
5. Step 5: Solve for x
   x = 415,475,385.25/23,449.01
6. Step 6: Final answer
   x = 17,718.25