Finding the Fourth Proportional to 12,377.56, 18,564.59 and 4,057.95

Step by Step Solution

1. Step 1: Write the proportion equation
   12,377.56 : 18,564.59 = 4,057.95 : x
2. Step 2: Convert to fraction form
   12,377.56/18,564.59 = 4,057.95/x
3. Step 3: Cross multiply
   12,377.56x = 18,564.59 × 4,057.95
4. Step 4: Simplify right side
   12,377.56x = 75,334,153.33
5. Step 5: Solve for x
   x = 75,334,153.33/12,377.56
6. Step 6: Final answer
   x = 6,086.35