Finding the Fourth Proportional to 23,081.05, 34,637.98 and 8,290.10

Step by Step Solution

1. Step 1: Write the proportion equation
   23,081.05 : 34,637.98 = 8,290.10 : x
2. Step 2: Convert to fraction form
   23,081.05/34,637.98 = 8,290.10/x
3. Step 3: Cross multiply
   23,081.05x = 34,637.98 × 8,290.10
4. Step 4: Simplify right side
   23,081.05x = 287,152,204.57
5. Step 5: Solve for x
   x = 287,152,204.57/23,081.05
6. Step 6: Final answer
   x = 12,441.04