Finding the Fourth Proportional to 3,843.60, 5,764.17 and 1,245.93

Step by Step Solution

1. Step 1: Write the proportion equation
   3,843.60 : 5,764.17 = 1,245.93 : x
2. Step 2: Convert to fraction form
   3,843.60/5,764.17 = 1,245.93/x
3. Step 3: Cross multiply
   3,843.60x = 5,764.17 × 1,245.93
4. Step 4: Simplify right side
   3,843.60x = 7,181,752.33
5. Step 5: Solve for x
   x = 7,181,752.33/3,843.60
6. Step 6: Final answer
   x = 1,868.50