Finding the Fourth Proportional to 2,086.46, 3,129.62 and 700.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086.46 : 3,129.62 = 700.50 : x
2. Step 2: Convert to fraction form
   2,086.46/3,129.62 = 700.50/x
3. Step 3: Cross multiply
   2,086.46x = 3,129.62 × 700.50
4. Step 4: Simplify right side
   2,086.46x = 2,192,298.81
5. Step 5: Solve for x
   x = 2,192,298.81/2,086.46
6. Step 6: Final answer
   x = 1,050.73