Finding the Fourth Proportional to 16,428.15, 22,672.63 and 10,059.03

Step by Step Solution

1. Step 1: Write the proportion equation
   16,428.15 : 22,672.63 = 10,059.03 : x
2. Step 2: Convert to fraction form
   16,428.15/22,672.63 = 10,059.03/x
3. Step 3: Cross multiply
   16,428.15x = 22,672.63 × 10,059.03
4. Step 4: Simplify right side
   16,428.15x = 228,064,665.35
5. Step 5: Solve for x
   x = 228,064,665.35/16,428.15
6. Step 6: Final answer
   x = 13,882.55