Finding the Fourth Proportional to 1,958.40, 2,702.76 and 1,074.37

Step by Step Solution

1. Step 1: Write the proportion equation
   1,958.40 : 2,702.76 = 1,074.37 : x
2. Step 2: Convert to fraction form
   1,958.40/2,702.76 = 1,074.37/x
3. Step 3: Cross multiply
   1,958.40x = 2,702.76 × 1,074.37
4. Step 4: Simplify right side
   1,958.40x = 2,903,762.33
5. Step 5: Solve for x
   x = 2,903,762.33/1,958.40
6. Step 6: Final answer
   x = 1,482.72