Finding the Fourth Proportional to 12,492.32, 17,235.60 and 8,759.84

Step by Step Solution

1. Step 1: Write the proportion equation
   12,492.32 : 17,235.60 = 8,759.84 : x
2. Step 2: Convert to fraction form
   12,492.32/17,235.60 = 8,759.84/x
3. Step 3: Cross multiply
   12,492.32x = 17,235.60 × 8,759.84
4. Step 4: Simplify right side
   12,492.32x = 150,981,098.30
5. Step 5: Solve for x
   x = 150,981,098.30/12,492.32
6. Step 6: Final answer
   x = 12,085.91