Finding the Fourth Proportional to 3,551.89, 5,327.34 and 955.03

Step by Step Solution

1. Step 1: Write the proportion equation
   3,551.89 : 5,327.34 = 955.03 : x
2. Step 2: Convert to fraction form
   3,551.89/5,327.34 = 955.03/x
3. Step 3: Cross multiply
   3,551.89x = 5,327.34 × 955.03
4. Step 4: Simplify right side
   3,551.89x = 5,087,769.52
5. Step 5: Solve for x
   x = 5,087,769.52/3,551.89
6. Step 6: Final answer
   x = 1,432.41