Finding the Fourth Proportional to 2,445.59, 3,374.82 and 1,326.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,445.59 : 3,374.82 = 1,326.51 : x
2. Step 2: Convert to fraction form
   2,445.59/3,374.82 = 1,326.51/x
3. Step 3: Cross multiply
   2,445.59x = 3,374.82 × 1,326.51
4. Step 4: Simplify right side
   2,445.59x = 4,476,732.48
5. Step 5: Solve for x
   x = 4,476,732.48/2,445.59
6. Step 6: Final answer
   x = 1,830.53