Finding the Fourth Proportional to 3,704.63, 5,554.04 and 1,854.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,704.63 : 5,554.04 = 1,854.78 : x
2. Step 2: Convert to fraction form
   3,704.63/5,554.04 = 1,854.78/x
3. Step 3: Cross multiply
   3,704.63x = 5,554.04 × 1,854.78
4. Step 4: Simplify right side
   3,704.63x = 10,301,513.04
5. Step 5: Solve for x
   x = 10,301,513.04/3,704.63
6. Step 6: Final answer
   x = 2,780.72