Finding the Fourth Proportional to 12,075.27, 18,113.71 and 4,178.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,075.27 : 18,113.71 = 4,178.58 : x
2. Step 2: Convert to fraction form
   12,075.27/18,113.71 = 4,178.58/x
3. Step 3: Cross multiply
   12,075.27x = 18,113.71 × 4,178.58
4. Step 4: Simplify right side
   12,075.27x = 75,689,586.33
5. Step 5: Solve for x
   x = 75,689,586.33/12,075.27
6. Step 6: Final answer
   x = 6,268.15