Finding the Fourth Proportional to 12,366.50, 17,065.79 and 7,261.03

Step by Step Solution

1. Step 1: Write the proportion equation
   12,366.50 : 17,065.79 = 7,261.03 : x
2. Step 2: Convert to fraction form
   12,366.50/17,065.79 = 7,261.03/x
3. Step 3: Cross multiply
   12,366.50x = 17,065.79 × 7,261.03
4. Step 4: Simplify right side
   12,366.50x = 123,915,129.42
5. Step 5: Solve for x
   x = 123,915,129.42/12,366.50
6. Step 6: Final answer
   x = 10,020.23