Finding the Fourth Proportional to 16,411.50, 24,620.40 and 7,051.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,411.50 : 24,620.40 = 7,051.50 : x
2. Step 2: Convert to fraction form
   16,411.50/24,620.40 = 7,051.50/x
3. Step 3: Cross multiply
   16,411.50x = 24,620.40 × 7,051.50
4. Step 4: Simplify right side
   16,411.50x = 173,610,750.60
5. Step 5: Solve for x
   x = 173,610,750.60/16,411.50
6. Step 6: Final answer
   x = 10,578.60