Finding the Fourth Proportional to 3,803.38, 5,705.61 and 1,854.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,803.38 : 5,705.61 = 1,854.25 : x
2. Step 2: Convert to fraction form
   3,803.38/5,705.61 = 1,854.25/x
3. Step 3: Cross multiply
   3,803.38x = 5,705.61 × 1,854.25
4. Step 4: Simplify right side
   3,803.38x = 10,579,627.34
5. Step 5: Solve for x
   x = 10,579,627.34/3,803.38
6. Step 6: Final answer
   x = 2,781.64