Finding the Fourth Proportional to 2,133.02, 3,199.72 and 834.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,133.02 : 3,199.72 = 834.50 : x
2. Step 2: Convert to fraction form
   2,133.02/3,199.72 = 834.50/x
3. Step 3: Cross multiply
   2,133.02x = 3,199.72 × 834.50
4. Step 4: Simplify right side
   2,133.02x = 2,670,166.34
5. Step 5: Solve for x
   x = 2,670,166.34/2,133.02
6. Step 6: Final answer
   x = 1,251.82