Finding the Fourth Proportional to 16,280, 22,471.52 and 10,392

Step by Step Solution

1. Step 1: Write the proportion equation
   16,280 : 22,471.52 = 10,392 : x
2. Step 2: Convert to fraction form
   16,280/22,471.52 = 10,392/x
3. Step 3: Cross multiply
   16,280x = 22,471.52 × 10,392
4. Step 4: Simplify right side
   16,280x = 233,524,035.84
5. Step 5: Solve for x
   x = 233,524,035.84/16,280
6. Step 6: Final answer
   x = 14,344.23