Finding the Fourth Proportional to 2,094.90, 3,140.49 and 1,053.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,094.90 : 3,140.49 = 1,053.54 : x
2. Step 2: Convert to fraction form
   2,094.90/3,140.49 = 1,053.54/x
3. Step 3: Cross multiply
   2,094.90x = 3,140.49 × 1,053.54
4. Step 4: Simplify right side
   2,094.90x = 3,308,631.83
5. Step 5: Solve for x
   x = 3,308,631.83/2,094.90
6. Step 6: Final answer
   x = 1,579.37