Finding the Fourth Proportional to 16,371.44, 24,569.52 and 13,123.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,371.44 : 24,569.52 = 13,123.74 : x
2. Step 2: Convert to fraction form
   16,371.44/24,569.52 = 13,123.74/x
3. Step 3: Cross multiply
   16,371.44x = 24,569.52 × 13,123.74
4. Step 4: Simplify right side
   16,371.44x = 322,443,992.40
5. Step 5: Solve for x
   x = 322,443,992.40/16,371.44
6. Step 6: Final answer
   x = 19,695.52