Finding the Fourth Proportional to 3,677.32, 5,074.69 and 1,998.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,677.32 : 5,074.69 = 1,998.71 : x
2. Step 2: Convert to fraction form
   3,677.32/5,074.69 = 1,998.71/x
3. Step 3: Cross multiply
   3,677.32x = 5,074.69 × 1,998.71
4. Step 4: Simplify right side
   3,677.32x = 10,142,833.65
5. Step 5: Solve for x
   x = 10,142,833.65/3,677.32
6. Step 6: Final answer
   x = 2,758.21