Finding the Fourth Proportional to 17,051.92, 25,581.52 and 8,291.77

Step by Step Solution

1. Step 1: Write the proportion equation
   17,051.92 : 25,581.52 = 8,291.77 : x
2. Step 2: Convert to fraction form
   17,051.92/25,581.52 = 8,291.77/x
3. Step 3: Cross multiply
   17,051.92x = 25,581.52 × 8,291.77
4. Step 4: Simplify right side
   17,051.92x = 212,116,026.50
5. Step 5: Solve for x
   x = 212,116,026.50/17,051.92
6. Step 6: Final answer
   x = 12,439.42