Finding the Fourth Proportional to 22,064.26, 30,447.93 and 12,631

Step by Step Solution

1. Step 1: Write the proportion equation
   22,064.26 : 30,447.93 = 12,631 : x
2. Step 2: Convert to fraction form
   22,064.26/30,447.93 = 12,631/x
3. Step 3: Cross multiply
   22,064.26x = 30,447.93 × 12,631
4. Step 4: Simplify right side
   22,064.26x = 384,587,803.83
5. Step 5: Solve for x
   x = 384,587,803.83/22,064.26
6. Step 6: Final answer
   x = 17,430.35