Finding the Fourth Proportional to 2,144.13, 2,955.25 and 1,769.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144.13 : 2,955.25 = 1,769.91 : x
2. Step 2: Convert to fraction form
   2,144.13/2,955.25 = 1,769.91/x
3. Step 3: Cross multiply
   2,144.13x = 2,955.25 × 1,769.91
4. Step 4: Simplify right side
   2,144.13x = 5,230,526.53
5. Step 5: Solve for x
   x = 5,230,526.53/2,144.13
6. Step 6: Final answer
   x = 2,439.46