Finding the Fourth Proportional to 22,837.76, 31,517.58 and 12,766.24

Step by Step Solution

1. Step 1: Write the proportion equation
   22,837.76 : 31,517.58 = 12,766.24 : x
2. Step 2: Convert to fraction form
   22,837.76/31,517.58 = 12,766.24/x
3. Step 3: Cross multiply
   22,837.76x = 31,517.58 × 12,766.24
4. Step 4: Simplify right side
   22,837.76x = 402,360,990.50
5. Step 5: Solve for x
   x = 402,360,990.50/22,837.76
6. Step 6: Final answer
   x = 17,618.23