Finding the Fourth Proportional to 3,300.78, 4,949.31 and 1,354.35

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300.78 : 4,949.31 = 1,354.35 : x
2. Step 2: Convert to fraction form
   3,300.78/4,949.31 = 1,354.35/x
3. Step 3: Cross multiply
   3,300.78x = 4,949.31 × 1,354.35
4. Step 4: Simplify right side
   3,300.78x = 6,703,098.00
5. Step 5: Solve for x
   x = 6,703,098.00/3,300.78
6. Step 6: Final answer
   x = 2,030.76