Finding the Fourth Proportional to 5,388.82, 7,436.30 and 3,030.82

Step by Step Solution

1. Step 1: Write the proportion equation
   5,388.82 : 7,436.30 = 3,030.82 : x
2. Step 2: Convert to fraction form
   5,388.82/7,436.30 = 3,030.82/x
3. Step 3: Cross multiply
   5,388.82x = 7,436.30 × 3,030.82
4. Step 4: Simplify right side
   5,388.82x = 22,538,086.77
5. Step 5: Solve for x
   x = 22,538,086.77/5,388.82
6. Step 6: Final answer
   x = 4,182.38