Finding the Fourth Proportional to 2,700.42, 4,046.58 and 1,878.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,700.42 : 4,046.58 = 1,878.27 : x
2. Step 2: Convert to fraction form
   2,700.42/4,046.58 = 1,878.27/x
3. Step 3: Cross multiply
   2,700.42x = 4,046.58 × 1,878.27
4. Step 4: Simplify right side
   2,700.42x = 7,600,569.82
5. Step 5: Solve for x
   x = 7,600,569.82/2,700.42
6. Step 6: Final answer
   x = 2,814.59