Finding the Fourth Proportional to 16,748.15, 23,128.00 and 10,790.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,748.15 : 23,128.00 = 10,790.15 : x
2. Step 2: Convert to fraction form
   16,748.15/23,128.00 = 10,790.15/x
3. Step 3: Cross multiply
   16,748.15x = 23,128.00 × 10,790.15
4. Step 4: Simplify right side
   16,748.15x = 249,554,446.58
5. Step 5: Solve for x
   x = 249,554,446.58/16,748.15
6. Step 6: Final answer
   x = 14,900.42