Finding the Fourth Proportional to 2,046.28, 3,068.24 and 1,872.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,046.28 : 3,068.24 = 1,872.12 : x
2. Step 2: Convert to fraction form
   2,046.28/3,068.24 = 1,872.12/x
3. Step 3: Cross multiply
   2,046.28x = 3,068.24 × 1,872.12
4. Step 4: Simplify right side
   2,046.28x = 5,744,113.47
5. Step 5: Solve for x
   x = 5,744,113.47/2,046.28
6. Step 6: Final answer
   x = 2,807.10