Finding the Fourth Proportional to 22,086.36, 30,483.33 and 12,654.90

Step by Step Solution

1. Step 1: Write the proportion equation
   22,086.36 : 30,483.33 = 12,654.90 : x
2. Step 2: Convert to fraction form
   22,086.36/30,483.33 = 12,654.90/x
3. Step 3: Cross multiply
   22,086.36x = 30,483.33 × 12,654.90
4. Step 4: Simplify right side
   22,086.36x = 385,763,492.82
5. Step 5: Solve for x
   x = 385,763,492.82/22,086.36
6. Step 6: Final answer
   x = 17,466.14