Finding the Fourth Proportional to 23,392.71, 35,096.55 and 8,389.71

Step by Step Solution

1. Step 1: Write the proportion equation
   23,392.71 : 35,096.55 = 8,389.71 : x
2. Step 2: Convert to fraction form
   23,392.71/35,096.55 = 8,389.71/x
3. Step 3: Cross multiply
   23,392.71x = 35,096.55 × 8,389.71
4. Step 4: Simplify right side
   23,392.71x = 294,449,876.50
5. Step 5: Solve for x
   x = 294,449,876.50/23,392.71
6. Step 6: Final answer
   x = 12,587.25