Finding the Fourth Proportional to 16,483.66, 24,719.67 and 7,123.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,483.66 : 24,719.67 = 7,123.30 : x
2. Step 2: Convert to fraction form
   16,483.66/24,719.67 = 7,123.30/x
3. Step 3: Cross multiply
   16,483.66x = 24,719.67 × 7,123.30
4. Step 4: Simplify right side
   16,483.66x = 176,085,625.31
5. Step 5: Solve for x
   x = 176,085,625.31/16,483.66
6. Step 6: Final answer
   x = 10,682.43