Finding the Fourth Proportional to 17,280.91, 25,888.12 and 10,597.91

Step by Step Solution

1. Step 1: Write the proportion equation
   17,280.91 : 25,888.12 = 10,597.91 : x
2. Step 2: Convert to fraction form
   17,280.91/25,888.12 = 10,597.91/x
3. Step 3: Cross multiply
   17,280.91x = 25,888.12 × 10,597.91
4. Step 4: Simplify right side
   17,280.91x = 274,360,043.23
5. Step 5: Solve for x
   x = 274,360,043.23/17,280.91
6. Step 6: Final answer
   x = 15,876.48