Finding the Fourth Proportional to 3,742.52, 5,610.73 and 1,401.21

Step by Step Solution

1. Step 1: Write the proportion equation
   3,742.52 : 5,610.73 = 1,401.21 : x
2. Step 2: Convert to fraction form
   3,742.52/5,610.73 = 1,401.21/x
3. Step 3: Cross multiply
   3,742.52x = 5,610.73 × 1,401.21
4. Step 4: Simplify right side
   3,742.52x = 7,861,812.73
5. Step 5: Solve for x
   x = 7,861,812.73/3,742.52
6. Step 6: Final answer
   x = 2,100.67