Finding the Fourth Proportional to 16,106.54, 22,218.63 and 10,126.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,106.54 : 22,218.63 = 10,126.94 : x
2. Step 2: Convert to fraction form
   16,106.54/22,218.63 = 10,126.94/x
3. Step 3: Cross multiply
   16,106.54x = 22,218.63 × 10,126.94
4. Step 4: Simplify right side
   16,106.54x = 225,006,732.89
5. Step 5: Solve for x
   x = 225,006,732.89/16,106.54
6. Step 6: Final answer
   x = 13,969.90