Finding the Fourth Proportional to 16,103.34, 24,157.80 and 5,428.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,103.34 : 24,157.80 = 5,428.68 : x
2. Step 2: Convert to fraction form
   16,103.34/24,157.80 = 5,428.68/x
3. Step 3: Cross multiply
   16,103.34x = 24,157.80 × 5,428.68
4. Step 4: Simplify right side
   16,103.34x = 131,144,965.70
5. Step 5: Solve for x
   x = 131,144,965.70/16,103.34
6. Step 6: Final answer
   x = 8,143.96