Finding the Fourth Proportional to 17,271.48, 25,907.46 and 7,404.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,271.48 : 25,907.46 = 7,404.60 : x
2. Step 2: Convert to fraction form
   17,271.48/25,907.46 = 7,404.60/x
3. Step 3: Cross multiply
   17,271.48x = 25,907.46 × 7,404.60
4. Step 4: Simplify right side
   17,271.48x = 191,834,378.32
5. Step 5: Solve for x
   x = 191,834,378.32/17,271.48
6. Step 6: Final answer
   x = 11,107.00