Finding the Fourth Proportional to 22,734.86, 31,373.37 and 12,662.99

Step by Step Solution

1. Step 1: Write the proportion equation
   22,734.86 : 31,373.37 = 12,662.99 : x
2. Step 2: Convert to fraction form
   22,734.86/31,373.37 = 12,662.99/x
3. Step 3: Cross multiply
   22,734.86x = 31,373.37 × 12,662.99
4. Step 4: Simplify right side
   22,734.86x = 397,280,513.71
5. Step 5: Solve for x
   x = 397,280,513.71/22,734.86
6. Step 6: Final answer
   x = 17,474.51