Finding the Fourth Proportional to 1,914.82, 2,868.15 and 926.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,914.82 : 2,868.15 = 926.14 : x
2. Step 2: Convert to fraction form
   1,914.82/2,868.15 = 926.14/x
3. Step 3: Cross multiply
   1,914.82x = 2,868.15 × 926.14
4. Step 4: Simplify right side
   1,914.82x = 2,656,308.44
5. Step 5: Solve for x
   x = 2,656,308.44/1,914.82
6. Step 6: Final answer
   x = 1,387.24