Finding the Fourth Proportional to 22,233, 30,682.53 and 12,804.60

Step by Step Solution

1. Step 1: Write the proportion equation
   22,233 : 30,682.53 = 12,804.60 : x
2. Step 2: Convert to fraction form
   22,233/30,682.53 = 12,804.60/x
3. Step 3: Cross multiply
   22,233x = 30,682.53 × 12,804.60
4. Step 4: Simplify right side
   22,233x = 392,877,523.64
5. Step 5: Solve for x
   x = 392,877,523.64/22,233
6. Step 6: Final answer
   x = 17,670.92