Finding the Fourth Proportional to 12,527.37, 17,290.89 and 7,225.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,527.37 : 17,290.89 = 7,225.38 : x
2. Step 2: Convert to fraction form
   12,527.37/17,290.89 = 7,225.38/x
3. Step 3: Cross multiply
   12,527.37x = 17,290.89 × 7,225.38
4. Step 4: Simplify right side
   12,527.37x = 124,933,250.79
5. Step 5: Solve for x
   x = 124,933,250.79/12,527.37
6. Step 6: Final answer
   x = 9,972.82