Finding the Fourth Proportional to 2,114.03, 3,168.60 and 1,138.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.03 : 3,168.60 = 1,138.08 : x
2. Step 2: Convert to fraction form
   2,114.03/3,168.60 = 1,138.08/x
3. Step 3: Cross multiply
   2,114.03x = 3,168.60 × 1,138.08
4. Step 4: Simplify right side
   2,114.03x = 3,606,127.90
5. Step 5: Solve for x
   x = 3,606,127.90/2,114.03
6. Step 6: Final answer
   x = 1,705.81