Finding the Fourth Proportional to 1,894.67, 2,852.55 and 1,665.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,894.67 : 2,852.55 = 1,665.04 : x
2. Step 2: Convert to fraction form
   1,894.67/2,852.55 = 1,665.04/x
3. Step 3: Cross multiply
   1,894.67x = 2,852.55 × 1,665.04
4. Step 4: Simplify right side
   1,894.67x = 4,749,602.72
5. Step 5: Solve for x
   x = 4,749,602.72/1,894.67
6. Step 6: Final answer
   x = 2,506.82