Finding the Fourth Proportional to 2,087.74, 3,131.50 and 701.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,087.74 : 3,131.50 = 701.10 : x
2. Step 2: Convert to fraction form
   2,087.74/3,131.50 = 701.10/x
3. Step 3: Cross multiply
   2,087.74x = 3,131.50 × 701.10
4. Step 4: Simplify right side
   2,087.74x = 2,195,500.73
5. Step 5: Solve for x
   x = 2,195,500.73/2,087.74
6. Step 6: Final answer
   x = 1,051.62