Finding the Fourth Proportional to 2,374.15, 3,276.78 and 1,629.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,374.15 : 3,276.78 = 1,629.22 : x
2. Step 2: Convert to fraction form
   2,374.15/3,276.78 = 1,629.22/x
3. Step 3: Cross multiply
   2,374.15x = 3,276.78 × 1,629.22
4. Step 4: Simplify right side
   2,374.15x = 5,338,595.51
5. Step 5: Solve for x
   x = 5,338,595.51/2,374.15
6. Step 6: Final answer
   x = 2,248.63