Finding the Fourth Proportional to 2,046.78, 2,816.82 and 1,625.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,046.78 : 2,816.82 = 1,625.76 : x
2. Step 2: Convert to fraction form
   2,046.78/2,816.82 = 1,625.76/x
3. Step 3: Cross multiply
   2,046.78x = 2,816.82 × 1,625.76
4. Step 4: Simplify right side
   2,046.78x = 4,579,473.28
5. Step 5: Solve for x
   x = 4,579,473.28/2,046.78
6. Step 6: Final answer
   x = 2,237.40