Finding the Fourth Proportional to 23,090.92, 34,630.38 and 8,298.12

Step by Step Solution

1. Step 1: Write the proportion equation
   23,090.92 : 34,630.38 = 8,298.12 : x
2. Step 2: Convert to fraction form
   23,090.92/34,630.38 = 8,298.12/x
3. Step 3: Cross multiply
   23,090.92x = 34,630.38 × 8,298.12
4. Step 4: Simplify right side
   23,090.92x = 287,367,048.89
5. Step 5: Solve for x
   x = 287,367,048.89/23,090.92
6. Step 6: Final answer
   x = 12,445.02