Finding the Fourth Proportional to 22,086, 30,479.00 and 12,654.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,086 : 30,479.00 = 12,654.56 : x
2. Step 2: Convert to fraction form
   22,086/30,479.00 = 12,654.56/x
3. Step 3: Cross multiply
   22,086x = 30,479.00 × 12,654.56
4. Step 4: Simplify right side
   22,086x = 385,698,347.16
5. Step 5: Solve for x
   x = 385,698,347.16/22,086
6. Step 6: Final answer
   x = 17,463.48