Finding the Fourth Proportional to 2,642.94, 3,647.04 and 1,523.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,642.94 : 3,647.04 = 1,523.12 : x
2. Step 2: Convert to fraction form
   2,642.94/3,647.04 = 1,523.12/x
3. Step 3: Cross multiply
   2,642.94x = 3,647.04 × 1,523.12
4. Step 4: Simplify right side
   2,642.94x = 5,554,871.95
5. Step 5: Solve for x
   x = 5,554,871.95/2,642.94
6. Step 6: Final answer
   x = 2,101.78