Finding the Fourth Proportional to 22,356.39, 30,852.50 and 12,285.14

Step by Step Solution

1. Step 1: Write the proportion equation
   22,356.39 : 30,852.50 = 12,285.14 : x
2. Step 2: Convert to fraction form
   22,356.39/30,852.50 = 12,285.14/x
3. Step 3: Cross multiply
   22,356.39x = 30,852.50 × 12,285.14
4. Step 4: Simplify right side
   22,356.39x = 379,027,066.16
5. Step 5: Solve for x
   x = 379,027,066.16/22,356.39
6. Step 6: Final answer
   x = 16,953.86