Finding the Fourth Proportional to 2,642.73, 3,646.71 and 1,523.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.73 : 3,646.71 = 1,523.88 : x
2. Step 2: Convert to fraction form
   2,642.73/3,646.71 = 1,523.88/x
3. Step 3: Cross multiply
   2,642.73x = 3,646.71 × 1,523.88
4. Step 4: Simplify right side
   2,642.73x = 5,557,148.43
5. Step 5: Solve for x
   x = 5,557,148.43/2,642.73
6. Step 6: Final answer
   x = 2,102.81