Finding the Fourth Proportional to 17,877.72, 26,819.82 and 5,397.24

Step by Step Solution

1. Step 1: Write the proportion equation
   17,877.72 : 26,819.82 = 5,397.24 : x
2. Step 2: Convert to fraction form
   17,877.72/26,819.82 = 5,397.24/x
3. Step 3: Cross multiply
   17,877.72x = 26,819.82 × 5,397.24
4. Step 4: Simplify right side
   17,877.72x = 144,753,005.30
5. Step 5: Solve for x
   x = 144,753,005.30/17,877.72
6. Step 6: Final answer
   x = 8,096.84