Finding the Fourth Proportional to 1,928.67, 2,894.10 and 1,051.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,928.67 : 2,894.10 = 1,051.14 : x
2. Step 2: Convert to fraction form
   1,928.67/2,894.10 = 1,051.14/x
3. Step 3: Cross multiply
   1,928.67x = 2,894.10 × 1,051.14
4. Step 4: Simplify right side
   1,928.67x = 3,042,104.27
5. Step 5: Solve for x
   x = 3,042,104.27/1,928.67
6. Step 6: Final answer
   x = 1,577.31