Finding the Fourth Proportional to 3,979.83, 5,966.88 and 1,870.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,979.83 : 5,966.88 = 1,870.27 : x
2. Step 2: Convert to fraction form
   3,979.83/5,966.88 = 1,870.27/x
3. Step 3: Cross multiply
   3,979.83x = 5,966.88 × 1,870.27
4. Step 4: Simplify right side
   3,979.83x = 11,159,666.42
5. Step 5: Solve for x
   x = 11,159,666.42/3,979.83
6. Step 6: Final answer
   x = 2,804.06