Finding the Fourth Proportional to 2,042.45, 3,060.32 and 1,872.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,042.45 : 3,060.32 = 1,872.23 : x
2. Step 2: Convert to fraction form
   2,042.45/3,060.32 = 1,872.23/x
3. Step 3: Cross multiply
   2,042.45x = 3,060.32 × 1,872.23
4. Step 4: Simplify right side
   2,042.45x = 5,729,613.55
5. Step 5: Solve for x
   x = 5,729,613.55/2,042.45
6. Step 6: Final answer
   x = 2,805.27