Finding the Fourth Proportional to 2,050.31, 3,077.52 and 1,078.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.31 : 3,077.52 = 1,078.46 : x
2. Step 2: Convert to fraction form
   2,050.31/3,077.52 = 1,078.46/x
3. Step 3: Cross multiply
   2,050.31x = 3,077.52 × 1,078.46
4. Step 4: Simplify right side
   2,050.31x = 3,318,994.67
5. Step 5: Solve for x
   x = 3,318,994.67/2,050.31
6. Step 6: Final answer
   x = 1,618.78