Finding the Fourth Proportional to 2,612.52, 3,918.92 and 1,151.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,612.52 : 3,918.92 = 1,151.69 : x
2. Step 2: Convert to fraction form
   2,612.52/3,918.92 = 1,151.69/x
3. Step 3: Cross multiply
   2,612.52x = 3,918.92 × 1,151.69
4. Step 4: Simplify right side
   2,612.52x = 4,513,355.62
5. Step 5: Solve for x
   x = 4,513,355.62/2,612.52
6. Step 6: Final answer
   x = 1,727.59