Finding the Fourth Proportional to 12,377.46, 17,084.18 and 7,659.06

Step by Step Solution

1. Step 1: Write the proportion equation
   12,377.46 : 17,084.18 = 7,659.06 : x
2. Step 2: Convert to fraction form
   12,377.46/17,084.18 = 7,659.06/x
3. Step 3: Cross multiply
   12,377.46x = 17,084.18 × 7,659.06
4. Step 4: Simplify right side
   12,377.46x = 130,848,759.67
5. Step 5: Solve for x
   x = 130,848,759.67/12,377.46
6. Step 6: Final answer
   x = 10,571.54