Finding the Fourth Proportional to 22,585.08, 31,168.23 and 13,630.83

Step by Step Solution

1. Step 1: Write the proportion equation
   22,585.08 : 31,168.23 = 13,630.83 : x
2. Step 2: Convert to fraction form
   22,585.08/31,168.23 = 13,630.83/x
3. Step 3: Cross multiply
   22,585.08x = 31,168.23 × 13,630.83
4. Step 4: Simplify right side
   22,585.08x = 424,848,851.86
5. Step 5: Solve for x
   x = 424,848,851.86/22,585.08
6. Step 6: Final answer
   x = 18,811.04