Finding the Fourth Proportional to 23,904.78, 32,985.39 and 13,292.37

Step by Step Solution

1. Step 1: Write the proportion equation
   23,904.78 : 32,985.39 = 13,292.37 : x
2. Step 2: Convert to fraction form
   23,904.78/32,985.39 = 13,292.37/x
3. Step 3: Cross multiply
   23,904.78x = 32,985.39 × 13,292.37
4. Step 4: Simplify right side
   23,904.78x = 438,454,008.47
5. Step 5: Solve for x
   x = 438,454,008.47/23,904.78
6. Step 6: Final answer
   x = 18,341.69