Finding the Fourth Proportional to 12,380.46, 17,084.24 and 7,345.14

Step by Step Solution

1. Step 1: Write the proportion equation
   12,380.46 : 17,084.24 = 7,345.14 : x
2. Step 2: Convert to fraction form
   12,380.46/17,084.24 = 7,345.14/x
3. Step 3: Cross multiply
   12,380.46x = 17,084.24 × 7,345.14
4. Step 4: Simplify right side
   12,380.46x = 125,486,134.59
5. Step 5: Solve for x
   x = 125,486,134.59/12,380.46
6. Step 6: Final answer
   x = 10,135.82