Finding the Fourth Proportional to 2,087.98, 3,134.10 and 1,630.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.98 : 3,134.10 = 1,630.84 : x
2. Step 2: Convert to fraction form
   2,087.98/3,134.10 = 1,630.84/x
3. Step 3: Cross multiply
   2,087.98x = 3,134.10 × 1,630.84
4. Step 4: Simplify right side
   2,087.98x = 5,111,215.64
5. Step 5: Solve for x
   x = 5,111,215.64/2,087.98
6. Step 6: Final answer
   x = 2,447.92