Finding the Fourth Proportional to 2,449.56, 3,667.50 and 1,870.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,449.56 : 3,667.50 = 1,870.68 : x
2. Step 2: Convert to fraction form
   2,449.56/3,667.50 = 1,870.68/x
3. Step 3: Cross multiply
   2,449.56x = 3,667.50 × 1,870.68
4. Step 4: Simplify right side
   2,449.56x = 6,860,718.90
5. Step 5: Solve for x
   x = 6,860,718.90/2,449.56
6. Step 6: Final answer
   x = 2,800.80