Finding the Fourth Proportional to 12,705.42, 17,527.59 and 8,230.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,705.42 : 17,527.59 = 8,230.68 : x
2. Step 2: Convert to fraction form
   12,705.42/17,527.59 = 8,230.68/x
3. Step 3: Cross multiply
   12,705.42x = 17,527.59 × 8,230.68
4. Step 4: Simplify right side
   12,705.42x = 144,263,984.46
5. Step 5: Solve for x
   x = 144,263,984.46/12,705.42
6. Step 6: Final answer
   x = 11,354.52