Finding the Fourth Proportional to 12,084.65, 18,127.84 and 5,057.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,084.65 : 18,127.84 = 5,057.59 : x
2. Step 2: Convert to fraction form
   12,084.65/18,127.84 = 5,057.59/x
3. Step 3: Cross multiply
   12,084.65x = 18,127.84 × 5,057.59
4. Step 4: Simplify right side
   12,084.65x = 91,683,066.38
5. Step 5: Solve for x
   x = 91,683,066.38/12,084.65
6. Step 6: Final answer
   x = 7,586.74