Finding the Fourth Proportional to 2,701.89, 3,728.57 and 1,523.21

Step by Step Solution

1. Step 1: Write the proportion equation
   2,701.89 : 3,728.57 = 1,523.21 : x
2. Step 2: Convert to fraction form
   2,701.89/3,728.57 = 1,523.21/x
3. Step 3: Cross multiply
   2,701.89x = 3,728.57 × 1,523.21
4. Step 4: Simplify right side
   2,701.89x = 5,679,368.85
5. Step 5: Solve for x
   x = 5,679,368.85/2,701.89
6. Step 6: Final answer
   x = 2,102.00