Finding the Fourth Proportional to 1,940.42, 2,678.06 and 1,101.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,940.42 : 2,678.06 = 1,101.34 : x
2. Step 2: Convert to fraction form
   1,940.42/2,678.06 = 1,101.34/x
3. Step 3: Cross multiply
   1,940.42x = 2,678.06 × 1,101.34
4. Step 4: Simplify right side
   1,940.42x = 2,949,460.70
5. Step 5: Solve for x
   x = 2,949,460.70/1,940.42
6. Step 6: Final answer
   x = 1,520.01