Finding the Fourth Proportional to 22,345.68, 30,836.22 and 12,273.78

Step by Step Solution

1. Step 1: Write the proportion equation
   22,345.68 : 30,836.22 = 12,273.78 : x
2. Step 2: Convert to fraction form
   22,345.68/30,836.22 = 12,273.78/x
3. Step 3: Cross multiply
   22,345.68x = 30,836.22 × 12,273.78
4. Step 4: Simplify right side
   22,345.68x = 378,476,980.31
5. Step 5: Solve for x
   x = 378,476,980.31/22,345.68
6. Step 6: Final answer
   x = 16,937.37