Finding the Fourth Proportional to 16,562.78, 22,864.10 and 10,900.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,562.78 : 22,864.10 = 10,900.50 : x
2. Step 2: Convert to fraction form
   16,562.78/22,864.10 = 10,900.50/x
3. Step 3: Cross multiply
   16,562.78x = 22,864.10 × 10,900.50
4. Step 4: Simplify right side
   16,562.78x = 249,230,076.77
5. Step 5: Solve for x
   x = 249,230,076.77/16,562.78
6. Step 6: Final answer
   x = 15,047.60