Finding the Fourth Proportional to 9,456.82, 13,051.43 and 5,921.17

Step by Step Solution

1. Step 1: Write the proportion equation
   9,456.82 : 13,051.43 = 5,921.17 : x
2. Step 2: Convert to fraction form
   9,456.82/13,051.43 = 5,921.17/x
3. Step 3: Cross multiply
   9,456.82x = 13,051.43 × 5,921.17
4. Step 4: Simplify right side
   9,456.82x = 77,279,695.74
5. Step 5: Solve for x
   x = 77,279,695.74/9,456.82
6. Step 6: Final answer
   x = 8,171.85