Finding the Fourth Proportional to 16,790.30, 23,171.82 and 10,075.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,790.30 : 23,171.82 = 10,075.76 : x
2. Step 2: Convert to fraction form
   16,790.30/23,171.82 = 10,075.76/x
3. Step 3: Cross multiply
   16,790.30x = 23,171.82 × 10,075.76
4. Step 4: Simplify right side
   16,790.30x = 233,473,697.08
5. Step 5: Solve for x
   x = 233,473,697.08/16,790.30
6. Step 6: Final answer
   x = 13,905.27