Finding the Fourth Proportional to 1,958.98, 2,703.52 and 1,074.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,958.98 : 2,703.52 = 1,074.78 : x
2. Step 2: Convert to fraction form
   1,958.98/2,703.52 = 1,074.78/x
3. Step 3: Cross multiply
   1,958.98x = 2,703.52 × 1,074.78
4. Step 4: Simplify right side
   1,958.98x = 2,905,689.23
5. Step 5: Solve for x
   x = 2,905,689.23/1,958.98
6. Step 6: Final answer
   x = 1,483.27