Finding the Fourth Proportional to 17,012.87, 25,513.63 and 7,150.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,012.87 : 25,513.63 = 7,150.31 : x
2. Step 2: Convert to fraction form
   17,012.87/25,513.63 = 7,150.31/x
3. Step 3: Cross multiply
   17,012.87x = 25,513.63 × 7,150.31
4. Step 4: Simplify right side
   17,012.87x = 182,430,363.73
5. Step 5: Solve for x
   x = 182,430,363.73/17,012.87
6. Step 6: Final answer
   x = 10,723.08