Finding the Fourth Proportional to 22,164.67, 30,587.59 and 12,604.31

Step by Step Solution

1. Step 1: Write the proportion equation
   22,164.67 : 30,587.59 = 12,604.31 : x
2. Step 2: Convert to fraction form
   22,164.67/30,587.59 = 12,604.31/x
3. Step 3: Cross multiply
   22,164.67x = 30,587.59 × 12,604.31
4. Step 4: Simplify right side
   22,164.67x = 385,535,444.03
5. Step 5: Solve for x
   x = 385,535,444.03/22,164.67
6. Step 6: Final answer
   x = 17,394.14