Finding the Fourth Proportional to 5,393.39, 7,446.56 and 3,377.61

Step by Step Solution

1. Step 1: Write the proportion equation
   5,393.39 : 7,446.56 = 3,377.61 : x
2. Step 2: Convert to fraction form
   5,393.39/7,446.56 = 3,377.61/x
3. Step 3: Cross multiply
   5,393.39x = 7,446.56 × 3,377.61
4. Step 4: Simplify right side
   5,393.39x = 25,151,558.63
5. Step 5: Solve for x
   x = 25,151,558.63/5,393.39
6. Step 6: Final answer
   x = 4,663.41