Finding the Fourth Proportional to 2,061.99, 2,846.34 and 1,399.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,061.99 : 2,846.34 = 1,399.14 : x
2. Step 2: Convert to fraction form
   2,061.99/2,846.34 = 1,399.14/x
3. Step 3: Cross multiply
   2,061.99x = 2,846.34 × 1,399.14
4. Step 4: Simplify right side
   2,061.99x = 3,982,428.15
5. Step 5: Solve for x
   x = 3,982,428.15/2,061.99
6. Step 6: Final answer
   x = 1,931.35