Finding the Fourth Proportional to 3,743.52, 5,612.52 and 1,277.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,743.52 : 5,612.52 = 1,277.68 : x
2. Step 2: Convert to fraction form
   3,743.52/5,612.52 = 1,277.68/x
3. Step 3: Cross multiply
   3,743.52x = 5,612.52 × 1,277.68
4. Step 4: Simplify right side
   3,743.52x = 7,171,004.55
5. Step 5: Solve for x
   x = 7,171,004.55/3,743.52
6. Step 6: Final answer
   x = 1,915.58