Finding the Fourth Proportional to 2,064.19, 3,096.76 and 1,139.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,064.19 : 3,096.76 = 1,139.52 : x
2. Step 2: Convert to fraction form
   2,064.19/3,096.76 = 1,139.52/x
3. Step 3: Cross multiply
   2,064.19x = 3,096.76 × 1,139.52
4. Step 4: Simplify right side
   2,064.19x = 3,528,819.96
5. Step 5: Solve for x
   x = 3,528,819.96/2,064.19
6. Step 6: Final answer
   x = 1,709.54