Finding the Fourth Proportional to 2,084.22, 2,875.91 and 1,199.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.22 : 2,875.91 = 1,199.88 : x
2. Step 2: Convert to fraction form
   2,084.22/2,875.91 = 1,199.88/x
3. Step 3: Cross multiply
   2,084.22x = 2,875.91 × 1,199.88
4. Step 4: Simplify right side
   2,084.22x = 3,450,740.89
5. Step 5: Solve for x
   x = 3,450,740.89/2,084.22
6. Step 6: Final answer
   x = 1,655.65