Finding the Fourth Proportional to 1,890.77, 2,836.67 and 1,346.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,890.77 : 2,836.67 = 1,346.42 : x
2. Step 2: Convert to fraction form
   1,890.77/2,836.67 = 1,346.42/x
3. Step 3: Cross multiply
   1,890.77x = 2,836.67 × 1,346.42
4. Step 4: Simplify right side
   1,890.77x = 3,819,328.31
5. Step 5: Solve for x
   x = 3,819,328.31/1,890.77
6. Step 6: Final answer
   x = 2,019.99