Finding the Fourth Proportional to 5,359.82, 8,039.64 and 5,227.46

Step by Step Solution

1. Step 1: Write the proportion equation
   5,359.82 : 8,039.64 = 5,227.46 : x
2. Step 2: Convert to fraction form
   5,359.82/8,039.64 = 5,227.46/x
3. Step 3: Cross multiply
   5,359.82x = 8,039.64 × 5,227.46
4. Step 4: Simplify right side
   5,359.82x = 42,026,856.32
5. Step 5: Solve for x
   x = 42,026,856.32/5,359.82
6. Step 6: Final answer
   x = 7,841.10