Finding the Fourth Proportional to 2,108.48, 3,164.34 and 955.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,108.48 : 3,164.34 = 955.04 : x
2. Step 2: Convert to fraction form
   2,108.48/3,164.34 = 955.04/x
3. Step 3: Cross multiply
   2,108.48x = 3,164.34 × 955.04
4. Step 4: Simplify right side
   2,108.48x = 3,022,071.27
5. Step 5: Solve for x
   x = 3,022,071.27/2,108.48
6. Step 6: Final answer
   x = 1,433.29