Finding the Fourth Proportional to 12,262.93, 18,395.48 and 3,943.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,262.93 : 18,395.48 = 3,943.69 : x
2. Step 2: Convert to fraction form
   12,262.93/18,395.48 = 3,943.69/x
3. Step 3: Cross multiply
   12,262.93x = 18,395.48 × 3,943.69
4. Step 4: Simplify right side
   12,262.93x = 72,546,070.52
5. Step 5: Solve for x
   x = 72,546,070.52/12,262.93
6. Step 6: Final answer
   x = 5,915.88