Finding the Fourth Proportional to 16,248.49, 22,426.46 and 10,288.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,248.49 : 22,426.46 = 10,288.10 : x
2. Step 2: Convert to fraction form
   16,248.49/22,426.46 = 10,288.10/x
3. Step 3: Cross multiply
   16,248.49x = 22,426.46 × 10,288.10
4. Step 4: Simplify right side
   16,248.49x = 230,725,663.13
5. Step 5: Solve for x
   x = 230,725,663.13/16,248.49
6. Step 6: Final answer
   x = 14,199.82