Finding the Fourth Proportional to 3,709.78, 5,562.87 and 1,401.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,709.78 : 5,562.87 = 1,401.46 : x
2. Step 2: Convert to fraction form
   3,709.78/5,562.87 = 1,401.46/x
3. Step 3: Cross multiply
   3,709.78x = 5,562.87 × 1,401.46
4. Step 4: Simplify right side
   3,709.78x = 7,796,139.79
5. Step 5: Solve for x
   x = 7,796,139.79/3,709.78
6. Step 6: Final answer
   x = 2,101.51