Finding the Fourth Proportional to 22,627.38, 31,224.38 and 13,669.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,627.38 : 31,224.38 = 13,669.59 : x
2. Step 2: Convert to fraction form
   22,627.38/31,224.38 = 13,669.59/x
3. Step 3: Cross multiply
   22,627.38x = 31,224.38 × 13,669.59
4. Step 4: Simplify right side
   22,627.38x = 426,824,404.26
5. Step 5: Solve for x
   x = 426,824,404.26/22,627.38
6. Step 6: Final answer
   x = 18,863.18