Finding the Fourth Proportional to 3,765.21, 5,648.27 and 1,300.58

Step by Step Solution

1. Step 1: Write the proportion equation
   3,765.21 : 5,648.27 = 1,300.58 : x
2. Step 2: Convert to fraction form
   3,765.21/5,648.27 = 1,300.58/x
3. Step 3: Cross multiply
   3,765.21x = 5,648.27 × 1,300.58
4. Step 4: Simplify right side
   3,765.21x = 7,345,992.25
5. Step 5: Solve for x
   x = 7,345,992.25/3,765.21
6. Step 6: Final answer
   x = 1,951.02