Finding the Fourth Proportional to 22,523.04, 31,076.96 and 13,086.54

Step by Step Solution

1. Step 1: Write the proportion equation
   22,523.04 : 31,076.96 = 13,086.54 : x
2. Step 2: Convert to fraction form
   22,523.04/31,076.96 = 13,086.54/x
3. Step 3: Cross multiply
   22,523.04x = 31,076.96 × 13,086.54
4. Step 4: Simplify right side
   22,523.04x = 406,689,880.12
5. Step 5: Solve for x
   x = 406,689,880.12/22,523.04
6. Step 6: Final answer
   x = 18,056.62