Finding the Fourth Proportional to 2,072.82, 3,109.26 and 533.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.82 : 3,109.26 = 533.82 : x
2. Step 2: Convert to fraction form
   2,072.82/3,109.26 = 533.82/x
3. Step 3: Cross multiply
   2,072.82x = 3,109.26 × 533.82
4. Step 4: Simplify right side
   2,072.82x = 1,659,785.17
5. Step 5: Solve for x
   x = 1,659,785.17/2,072.82
6. Step 6: Final answer
   x = 800.74