Finding the Fourth Proportional to 17,874.72, 26,820.96 and 8,020.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,874.72 : 26,820.96 = 8,020.96 : x
2. Step 2: Convert to fraction form
   17,874.72/26,820.96 = 8,020.96/x
3. Step 3: Cross multiply
   17,874.72x = 26,820.96 × 8,020.96
4. Step 4: Simplify right side
   17,874.72x = 215,129,847.32
5. Step 5: Solve for x
   x = 215,129,847.32/17,874.72
6. Step 6: Final answer
   x = 12,035.42