Finding the Fourth Proportional to 2,077.74, 3,114.54 and 1,153.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,077.74 : 3,114.54 = 1,153.71 : x
2. Step 2: Convert to fraction form
   2,077.74/3,114.54 = 1,153.71/x
3. Step 3: Cross multiply
   2,077.74x = 3,114.54 × 1,153.71
4. Step 4: Simplify right side
   2,077.74x = 3,593,275.94
5. Step 5: Solve for x
   x = 3,593,275.94/2,077.74
6. Step 6: Final answer
   x = 1,729.42