Finding the Fourth Proportional to 2,050.80, 3,075.30 and 955.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.80 : 3,075.30 = 955.50 : x
2. Step 2: Convert to fraction form
   2,050.80/3,075.30 = 955.50/x
3. Step 3: Cross multiply
   2,050.80x = 3,075.30 × 955.50
4. Step 4: Simplify right side
   2,050.80x = 2,938,449.15
5. Step 5: Solve for x
   x = 2,938,449.15/2,050.80
6. Step 6: Final answer
   x = 1,432.83