Finding the Fourth Proportional to 22,182.63, 30,608.73 and 12,749.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,182.63 : 30,608.73 = 12,749.37 : x
2. Step 2: Convert to fraction form
   22,182.63/30,608.73 = 12,749.37/x
3. Step 3: Cross multiply
   22,182.63x = 30,608.73 × 12,749.37
4. Step 4: Simplify right side
   22,182.63x = 390,242,024.00
5. Step 5: Solve for x
   x = 390,242,024.00/22,182.63
6. Step 6: Final answer
   x = 17,592.23