Finding the Fourth Proportional to 23,965.32, 33,071.69 and 13,354.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,965.32 : 33,071.69 = 13,354.72 : x
2. Step 2: Convert to fraction form
   23,965.32/33,071.69 = 13,354.72/x
3. Step 3: Cross multiply
   23,965.32x = 33,071.69 × 13,354.72
4. Step 4: Simplify right side
   23,965.32x = 441,663,159.88
5. Step 5: Solve for x
   x = 441,663,159.88/23,965.32
6. Step 6: Final answer
   x = 18,429.26