Finding the Fourth Proportional to 12,263.82, 18,395.78 and 3,379.28

Step by Step Solution

1. Step 1: Write the proportion equation
   12,263.82 : 18,395.78 = 3,379.28 : x
2. Step 2: Convert to fraction form
   12,263.82/18,395.78 = 3,379.28/x
3. Step 3: Cross multiply
   12,263.82x = 18,395.78 × 3,379.28
4. Step 4: Simplify right side
   12,263.82x = 62,164,382.56
5. Step 5: Solve for x
   x = 62,164,382.56/12,263.82
6. Step 6: Final answer
   x = 5,068.92