Finding the Fourth Proportional to 2,109.48, 3,165.84 and 956.04

Step by Step Solution

1. Step 1: Write the proportion equation
   2,109.48 : 3,165.84 = 956.04 : x
2. Step 2: Convert to fraction form
   2,109.48/3,165.84 = 956.04/x
3. Step 3: Cross multiply
   2,109.48x = 3,165.84 × 956.04
4. Step 4: Simplify right side
   2,109.48x = 3,026,669.67
5. Step 5: Solve for x
   x = 3,026,669.67/2,109.48
6. Step 6: Final answer
   x = 1,434.79