Finding the Fourth Proportional to 1,770.67, 2,658.06 and 950.55

Step by Step Solution

1. Step 1: Write the proportion equation
   1,770.67 : 2,658.06 = 950.55 : x
2. Step 2: Convert to fraction form
   1,770.67/2,658.06 = 950.55/x
3. Step 3: Cross multiply
   1,770.67x = 2,658.06 × 950.55
4. Step 4: Simplify right side
   1,770.67x = 2,526,600.89
5. Step 5: Solve for x
   x = 2,526,600.89/1,770.67
6. Step 6: Final answer
   x = 1,426.92