Finding the Fourth Proportional to 1,904.56, 2,627.46 and 1,205.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,904.56 : 2,627.46 = 1,205.50 : x
2. Step 2: Convert to fraction form
   1,904.56/2,627.46 = 1,205.50/x
3. Step 3: Cross multiply
   1,904.56x = 2,627.46 × 1,205.50
4. Step 4: Simplify right side
   1,904.56x = 3,167,403.03
5. Step 5: Solve for x
   x = 3,167,403.03/1,904.56
6. Step 6: Final answer
   x = 1,663.06